2026 ABSA 4th Class Power Engineer Part A Practice Test – Complete Prep

Browse all practice questions for the ABSA 4th Class Power Engineer Certificate of Competency – Part A Practice Test. Search by topic, open any question and review its full explanation, then test yourself in the practice quiz.

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What will be the cost of 27 tonnes of coal if 15 tonnes cost $360?
What is 101 minus 74?
Which of the following materials exhibits high toughness?
Evaluate 1/2 x 3/7 x 14/15 and reduce to lowest terms.
If a 286 m steel bar is increased from 2 degrees C to 390 degrees C, how much does the bar expand?
In the SI system, how is capacity (volume) expressed?
If length is 10 cm, width is 120 mm, and height is 5 m, what is the volume?
A cylinder has a surface area (including ends) of 180.6 sq cm and a diameter of 5 cm. What is the height?
How many yards are there in a mile?
If the radius of a sphere is 7 cm, what is the volume in cubic cm?
For a cylindrical fuel tank with a diameter of 4 m and height of 12 m, what is the volume in cubic metres?
Which of the following is true regarding radiation from a furnace fire?
How can velocity be defined?
If a sphere has a volume of 288π cubic cm, what is its radius?
A 12 m long bar pivoted on the right end has a 150 N upward force applied on the left end. What is the moment of force?
If the area of a square is 64 m², what is the length of one side?
A simple machine is defined as one that receives energy from a single applied force and produces work by means of what?
If the radius of a sphere is 2 m, what is the volume in cubic metres?
What is the term for the necessary clearance between meshing gear teeth?
When two straight lines meet or cross each other, they form __________.
Work is defined as:
If a bell weighs 1850 kg and is composed of copper and tin in a 25:12 ratio, how much copper is in the bell?
What is the kinetic energy of a car with a mass of 1500 kg traveling at a speed of 50 km/h?
How many degrees Fahrenheit are equivalent to 100 degrees Celsius?
Which code has not been uniformly adopted by all provinces regarding boilers and pressure vessels?
If degrees Celsius is calculated from Fahrenheit using C = 5/9 (F - 32), what is the formula to convert back to Fahrenheit?
The base unit for energy in the SI system is?
Which type of pressure is caused by the weight of the earth's atmosphere?
Which prefix indicates one millionth of a base unit?
When water is turned into steam, which type of heat is involved?
What determines the turning moment in a lever system?
If 3y = 6, what is the value of y?
Which of the following units is not a unit of volume in the SI system?
The transfer of heat involving the movement of a fluid is defined as:
Calculate the power required to pump 50000 litres of water per minute to a vertical height of 72 m.
In a 4,000 L swimming pool that requires 3 parts chlorine liquid for every 100 parts water, how much chlorine liquid is needed?
What is a four sided figure with all right angles but opposite sides equal and adjacent sides unequal?
What does sensible heat cause?
Calculate the ratio of two areas measuring 25 square metres and 5 square metres.
Which equation is equivalent to A = (π)r²?
In the equation b/4 = (q² /8) (A+L), how do you solve for A?
A push or pull exerted on an object which may change the object's state of motion is defined as:
Which type of friction is involved when an object is in motion?
An effort of 400 N assists in raising a 200 kg mass over a distance of 3 m while the effort travels 9 m. What is the efficiency of the machine?
What is the surface area of a sphere in square cm if the radius is 4 cm?
What risk does an unqualified individual pose when operating a power plant or pressure plant?
The level of stress that can be sustained without causing permanent deformation is known as?
What is the primary concern of the IAO organization?
In the equation 4y + 5 - 7 = 2y + 6, what does y equal?
What is the volume of a hemisphere with a radius of 3 m?
Calculate the product of the mixed numbers 2 1/2 x 7 3/5 x 3 3/5.
Evaluate the expression 3/10 x 5/2 - 2/3 and provide the answer in lowest terms.
What is the total amount of mixture if the parts of A, B, and C are 4, 6, and 2 respectively, in a total 15 kg batch?
Which statement about idler gears is true?
What is the base unit of volume in the SI system?
Velocity ratio in a lifting machine is defined as what?
A machine requires an effort of 3 kN to raise a mass of 2,000 kg. If the load is lifted 1.5 m while the effort moves 12 m, what is the velocity ratio?
In which shape do all sides have equal length and all angles have equal measure?
A 8 m bar is pivoted at 5 m from the left end. With a force of 15 N on the left end and 20 N on the right end, what moments occur and in which direction does the bar rotate?
Which process is an example of a chemical change?
Convert the distance of 5 miles, 6 yards, 9 feet to metres. What is the closest value?
A 7 m bar is pivoted at 2 m from the left end. A force of 60 N is applied downward on the left end and a force of 20 N is applied downward on the right end. What are the clockwise and counter-clockwise moments, and which direction would the bar rotate?
A cylindrical fuel tank with a diameter of 5 m and height of 15 m has a volume in litres of?
What is the quantity of heat required to raise the temperature of 6.3 kg of glass from 6 degrees C to 210 degrees C if the specific heat capacity of glass is 670 J/kg K?
How many ounces are in one liter?
Which unit is used for measuring stress?
The term used for a material that undergoes significant deformation before breaking is?
Lines at right angles to each other are said to be __________ to each other.
Solve the expression: [(3.2)² - (-4)³ ] [(75/15) - (-10 + 15)] + (-19/3)?
Any material made up of distinct elements, compounds, or both, not chemically combined with each other represents
What conversion does 1 mile equal in meters?
Calculate the area of insulation in square m required to cover a boiler drum which is equipped with hemispherical heads. The diameter of the drum is 84 cm and 4 m in length.
Convert -35 degrees Celsius to Fahrenheit. What is the answer?
Convert 1,000 degrees Fahrenheit to Celsius. What is the correct answer?
The unit of measure of work as used in the SI system is:
When mixing concrete with a ratio of 5 parts cement, 3 parts gravel, and 4 parts water for 6 tons of concrete, how much gravel is required?
If a cylinder has a surface area of 15 square metres and a diameter of 95 cm, what is its height in metres?
What is the first term of the proportion where x:1850 = 25:37?
Acceleration may be defined as the rate of change in which of the following?
A 15 m long bar is pivoted on the right end with a downward force of 5 N on the left end. The moment of force is?
A vehicle travelling at 90 km/h decelerates to 50 km/h in 9 seconds. How far does it travel in this duration?
In the SI system, what is the basic unit of mass?
How can you solve for b in the equation [b² - (q + s)] / q = s?
Which statement about inclined planes is false?
How long would it take for a body to move 300 meters at a velocity of 60 meters per second?
A/An __________ triangle has no two sides or angles equal and no right angle.
Which unit measures pressure in the SI system?
What is the metric absolute temperature at which all molecular motion is said to cease?
If a material cannot be separated into individual components by any chemical means, it is known as?
What is typically the primary advantage of using belt drives over gear drives?
A Fourth Class Engineer's Certificate allows operations in a power plant not exceeding what capacity?
Which of the following SI units measures electric current?
What is the improper fraction for the mixed number 9 5/7?
What SI unit represents luminous intensity?
A protractor is used to?
What is the force of gravity on a person with a mass of 75 kg?
What does raising the temperature of an object typically affect first?
In order for a sketch to look like the object it represents, we
Find the volume in cubic metres of a cylindrical tank that is 3 m in diameter and 16 m long.
If mass is inversely proportionate to cost, what happens as mass increases?
What type of change occurs when a substance's composition changes so that it is no longer the same substance?
Which of the following statements is false?
What is y if y² = (5 x 22)² ?
If y + 3 = 8, what is the value of y?
What do you call a four sided figure that has only two sides parallel?
What is the unit of pressure used in the SI system?
If a pressure of 1,100 kPa acts on a circular wall with a diameter of 3 m, what force is produced?
What type of words enhance the coherence of a paragraph?
A pressure vessel is shaped like a cylinder with hemispherical ends, operating at 1,100 kPa. If the overall length is 12 m and the diameter is 3 m, what is the volume of the vessel?
Which of the following enhances the simplicity and clarity of a written statement?
Which of the following is a derived unit in the SI system?
A body is moving at 12 m/s. What would be the vertical height that this body could climb to before it comes to rest?
What does the term "fitting" refer to in the context of the Act?
What is the product of the mixed numbers 4 2/3 x 8 4/7 x 1 2/7 in lowest terms?
What is the perimeter of a triangle with sides measuring 3 m, 4 m, and 5 m?
What is the formula for the volume of a cylinder?
If a chemical mixture requires a ratio of 4 parts A, 6 parts B, and 2 parts C for a 15 kg batch, what is the quantity of A needed?
An object is dropped from a height of 55 m. What will its velocity be on impact?
Convert 6,200 kPa to psi.
Which unit is used for measuring energy?
Metal alloy is an example of which type of mixture?
Which is not an example of a physical property of a material?
What is the Fahrenheit equivalent of 50 degrees Celsius?
In which situation would you want to use a smaller diameter driven pulley?
Which property should engineers look for in a material that can be stretched and reduced in cross-section without breaking?
A cylindrical tank with height 5 m and radius 1 m has a volume of?
What does the unit of a kilowatt measure?
What is the Celsius temperature when the Fahrenheit temperature is 0 degrees?
What effort is required to raise an 850 kg load with a simple wheel and axle having a wheel diameter of 3 m and an efficiency of 87%?
What is the result of multiplying 94 by 8?
The following objects are quadrilaterals: 1) square 2) triangle 3) trapezoid 4) rhombus. Which set contains only quadrilaterals?
What is considered the key sentence in a well-structured paragraph?
In physics, how is work defined?
A cyclist travels 40 km/h for 2 hours. What is the total distance covered?
What is the Celsius equivalent of 212 degrees Fahrenheit?
100% is equivalent to which of the following fractions?
What does sensible heat cause when added to a substance?
If a sphere has a diameter of 10 cm, what is its volume in cubic cm?
What defines the transfer of heat through the emission of electromagnetic waves?
An alternate unit for force in the SI system is?
What does a higher pressure in steam indicate?
Which of the following describes the shortest side in a right triangle?
What is the symbol for the basic unit of mass?
25 cm is __________ in.
If A = (π) r², then what is the radius r?
If a cylinder has a surface area of 25 square metres and a diameter of 100 cm, what is its height in metres?
In the expression 4:8::2:4, which terms are considered the extremes?
In a power plant, what is the primary focus of a power engineer supervising a shift?
What is the basic unit of thermodynamic temperature in the SI system?
The ability to do work due to an object's motion is defined as:
When the distance moved by the load is less than the distance moved by the effort, which of the following is true?
A vehicle starts from rest and reaches 80 km/h in 12 seconds. How far does it travel in the first 12 seconds?
How much heat will be required to convert 65 kg of water at 15 degrees C into saturated steam at 650 kPa?
Which triangle has one angle greater than 90 degrees?
Which statement correctly describes the arrangement of elements in the periodic table?
If a block and tackle system uses 3 pulleys in each block and has an efficiency of 83.6% with a downward effort of 100 N, what is the maximum mass that can be lifted?
How is force expressed in the SI system?
What effect does increasing the diameter of a driving pulley have on the speed of a driven pulley in a belt system?
The internal resistance developed to counteract an external force is known as what?
What is the value of y if 13y + 12 = 7y + 36?
What is the fraction equivalent of 95% in lowest terms?
How is power related to work and time?
Find the volume in cubic metres of a cylindrical tank that is 6 m in diameter and 12 m long.
What is the result of the expression 3/8 x 2/3 x 4/5 x 5/8 in lowest terms?
Which of the following is a symbol for a unit of luminous intensity?
What is the required load on a punch to create a hole 3 cm in diameter in a steel plate that is 8 cm thick, given a shear stress of 670 GPa?
What is the total surface area in square cm of a closed cylinder that is 12 cm high and 3 cm in diameter?
Which triangle has at least two sides of equal length?
What is the volume in cubic metres of a cylindrical tank 8 m in diameter and 15 m long?
An example of a homogeneous mixture is
What is the volume of a cylindrical tank with a height of 10 m and a radius of 2 m?
Find the coefficient of friction between a 73 kg cubic box and a hardwood floor if a total of 236 N is required to start the box moving.
Which of the following is true regarding the flow of heat?
What is the simplest ratio of 75 L to 1.5 L?
What is the sensible heat of 2 kg of saturated steam at 1,100 kPa?
In the equation E = I x R, how is R calculated?
Evaluate the expression 3/8 + 2/3 - 1/2 and reduce to lowest terms.
When a sentence is easy to understand at its first reading, it is said to have good:
What is the effect when oil mixes with water in the boiler?
When writing a technical document, the clarity of information is often prioritized over what aspect?
In which scenario is conduction primarily observed?
How much of B is required in a 15 kg batch mixed in a 4:6:2 ratio of A, B, and C?
Which of the following formulas correctly expresses the relationship between Celsius and Fahrenheit?
Using vector addition, how would you find the resultant of two concurrent vectors?
What is defined as the capacity of a body to do work?
Among the methods used to achieve paragraph coherence, which is considered the most complex?
The combination of several forces acting on an object creates a:
What physical concept explains why a body in motion tends to stay in motion?
What type of stress occurs when external tensile forces act parallel but not in line?
What type of heat is required to raise the temperature of a unit mass of a substance by 1 degree Celsius without changing its state?
A pump raises 650 tonnes of seawater 55 m in 6 hours. What is the power required to operate the pump if the efficiency is 100%?
What is the latent heat of 1 kg of dry saturated steam at 350 kPa?
Which of the following is not a scalar quantity?
Which of the following is true about dry saturated steam?
What is the basic unit of length in the SI system?
150 meters converts to how many yards?
A 5 m long bar is pivoted on the right end with a 10 N upward force on the left end. What is the moment of force?
Find the force required to start a 1 ton object moving along a surface with a coefficient of friction of 0.62.
What type of triangle has three sides of equal length?
A cyclist accelerates from rest to 25 m/s in 10 seconds. What is the cyclist's acceleration?
If the volume of a sphere is 756 cubic cm, what is the radius in cm?
A bar that is pivoted on the left end and has a force applied downwards on the right end will rotate in which direction?
If a rectangle has two sides measuring 6 m in length and two sides measuring 2 m in length, what is the area in square metres?
A sentence that contains an incomplete thought is known as a:
If the volume of a sphere is 2,123 cubic cm, what is its radius in cm?
What is a substance composed of two or more elements combined chemically known as?
What is the result of y when 4y - 5 = 3?
What is the ratio between a mass of 36 kg and 928 L?
Which of the following duties is not allowed for a holder of a Fourth Class Engineer's Certificate of Competency?
What is the significance of the first lines drawn in a sketch?
What punctuation mark separates complete thoughts in a sentence?
A lever is 3 m long with a load of 8,000 N suspended at 1 m from the pivot. What force is needed at the end to achieve equilibrium?
What is the third term (x) in the proportion 27:15 = x:360?
Which statement about the laws of thermodynamics is false?
Which equation correctly expresses the volume of a hemisphere?
What is the decimal value of the improper fraction 19/12?
In the proportion 27:15 = x:360, which value does x equal?
A bimetal thermometer consists of?
What defines the characteristic of specific heat?
Which component of a sentence provides clarity by indicating to whom or what the sentence refers?
One bar of pressure in the SI system is?
What term describes the attraction to the center of the Earth?
How many square centimetres are in one square metre?
What is the primary purpose of using a semi-colon in writing?
The ratio of the load to the effort in a mechanical system is referred to as what?
A/An __________ triangle contains an angle greater than 90 degrees.
What defines matter best?
A solution is best described as?
For a 64 kg batch of a mixture in the ratio of 9 parts A, 2 parts B, and 5 parts C, how much A is needed?
Which property refers to a material's ability to resist penetration?
What is the surface area of a pressure vessel in the form of a cylinder with hemispherical ends, if the overall length is 12 m and diameter is 3 m?
Which of the following represents a physical change?
In a mixture where the ratio is 9:2:5 for A, B, and C respectively, how many kg of C are in a total batch of 64 kg?
Solve for y in the equation 4y² / 2y = 6.
What is the speed of the second gear if a gear wheel 65 cm in diameter revolves at 225 r/min and drives a wheel 85 cm in diameter?
A body with a mass of 88 kg is moving at 13.89 m/s. What is its kinetic energy?
The unit of measure of power used in the SI system is:
What percentage does 63 represent of 260?
A pulley of diameter 2.6 m rotates at 107 r/min. If it drives a follower pulley at 259 r/min, what is the diameter of the follower pulley?
What is the symbol for the basic unit of electrical current?
A pump is required to raise 600 litres of fresh water a vertical distance of 120 m. If the efficiency of the pump is 45%, how much work must be done on the pump to raise the water?
The ability of a material to return to its original shape after deformation is known as?
What is a four sided figure characterized by having no parallel sides and unequal adjacent sides?
What is the volume in cubic m of a sphere with a radius of 4 metres?
What is the improper fraction for the mixed number 6 5/6?
An example of a physical property is the?
If a system is in equilibrium, which statement is accurate?
What does m/s represent in the SI system?
How many miles are in 100 kilometers?
What prefix indicates one thousand of a base unit?
What is the volume of a sphere with a radius of 1 m?
A mass of 400 kg is moved a horizontal distance of 30 m due to a force of 300 kN. The amount of work done is:
A machine lifts a load of 12 kN using an effort of 4 kN. If the effort moved 8 m, how far will the load move given the machine's efficiency is 70%?
Pure substances are defined as?
What is the base unit for speed in the SI system?
What is the average speed of a vehicle if it covers 120 km in 2 hours?
What do we call it when a paragraph's sentences all relate to a single key idea?
When important information is placed at the beginning of a paragraph, what effect does this have on the reader?
What is the second term of the proportion where 21:x = 35:5?
If the radius of a sphere is 10 cm, what is the volume in cubic cm?
In a lever, if a load of 10 kN is moved by applying an effort of 1,000 N, what is the mechanical advantage?
What prefix indicates one hundred of a base unit?
When does kinetic friction generally differ from static friction?
What is the isolated variable for u in the equation s = ut + 1/2 at²?
What is the speed of the driven gear in rpm if a driving gear with 60 teeth turns at 750 rpm and drives a gear with 90 teeth?
Evaluate the expression 21/16 x 12/35 x 32/45 reduced to lowest terms.
Which of the following is a mixed number?
What type of energy change is represented in the first law of thermodynamics?
The process of a substance changing directly from solid to gas is called?
Which is an example of a physical change in a material?
What is the result of adding 3/4 and 1/4?
Vectors that are all in the same plane are defined as:
If a vehicle travels 150 km in 3 hours, what is its average speed?
10 km is equal to __________ miles?
A car has an initial speed of 35 km/h and in 75 seconds it accelerates to 120 km/h. What is the distance travelled during the acceleration period?
A force of 320 kN acts at a perpendicular distance of 4 m from a point. What will be the turning moment produced?
1 psi equals:
In which document can definitions such as chief engineer and fireman be found?
The angles of a triangle must always sum to:
Which of the following describes stiffness in materials?
Which of the following is an example of a static body?
If ideas in a paragraph are arranged logically and orderly, what is the expected quality of the paragraph?
Where should an Alberta identification number be stamped on a boiler or pressure vessel?
Which of the following is true about a fraction whose numerator is greater than its denominator?
Which of the following is considered a homogeneous mixture?
If y - 5 = 3, then what is the value of y?
What is used to indicate flow direction in a flow diagram?
A mass of 600 kg is moved a horizontal distance of 40 m due to a force of 400 N. The amount of work done is:
In terms of metric prefixes, how many millilitres are there in one litre?
What is the radius of a sphere in cm if the volume is 49.56 cubic cm?
The first law of thermodynamics states that heat and work are?
Velocity is defined as:
How to find r in the equation s = (6y⁹ / a⁵ r)?
A 5 m long bar is pivoted on their left end with a downward force of 10 N applied on the right end. What is the moment of force?
Which term refers to a word used to replace a noun to avoid repetition?
Which statement about acceleration is true?
What is the main goal of the Safety Codes Act and Engineer's Regulations?
Which punctuation mark is used to introduce a quotation?
Which of the following choices corresponds to the basic unit of volume in the SI system?
What classes of Power Engineer's certificates are established by the Safety Codes Act in Alberta?
When used for underground thermal flooding in oil fields, what is the aggregate capacity limit for coil type drumless boilers under a Fourth Class Power Engineer's certificate?
Sensible heat is heat that causes what kind of change in a substance?
In a triangle, if one of the angles is 90 degrees, this is a/an __________ triangle.
What do we call a material's ability to retain its deformed shape after the load is removed?
The unit of measure of energy used in the SI systems is:
What is typically found at the beginning of a paragraph to guide the reader?
Which statement correctly reflects the balance of forces in an equilibrium system?
A cylinder with a diameter of 5 m and a height of 8 m is half full of liquid. What volume does the liquid occupy?
What is the SI unit for mass?
Convert the mixed number 4 1/5 to an improper fraction.
A simple wheel and axle has a wheel diameter of 2.3 m and requires an effort of 26 N to raise a mass of 16 kg. What is the efficiency of the machine?
A material made up of two or more elements in chemical combination represents a
Find the surface area of a sphere in square cm with a radius of 7 cm.
What is the absolute pressure if the gauge pressure in a steam cylinder is 200 kPa? (Atmospheric pressure is 101.3 kPa)
What is the sensible heat of 1 kg of water at saturation temperature and a pressure of 900 kPa?
What process describes the flow of heat from molecule to molecule within a substance in direct contact with another body?
Quadrilaterals are figures that have __________ straight sides.
If a force of 200 kN is moved a distance of 15 m in 15 seconds, what power is developed?
If an object's acceleration is -5 m/s², what can be said about its motion?
How many yards are in 320 rods?
In a triangle, if the three sides are of equal length, it is a/an __________ triangle.
Which process is NOT considered a physical change?
An ellipse is the result of?
What is the solution for t in the equation 3 x √(t) = 39?
14.7 psi is approximately how many kilopascals?
A sentence is a complete thought, and what we say about the subject is called the:
If y = mt + c, how do you isolate m?
In a diamond-shaped paragraph development pattern, what is typically included at its end?
What happens to sensible heat when temperature rises?
An airplane travels 250 km due West for 2 hours. What is its average velocity?
A runner completes a race in 10 seconds. If she consistently runs 100 meters, what is her average speed?
What is the SI unit for measuring velocity?
What are the three most commonly used views in drawing?
Find the amount of insulation required in square m to completely cover a chlorine storage sphere having a diameter of 8 m.
Which of the following involves a chemical change?
Which type of heat causes a change of state in a substance?
A bar pivoted on the right end with an upward force on the left end will rotate in which manner?
20 litres is equivalent to how many imperial gallons?
The base unit of mass density in the SI system is?
A sketch section is used to show?
What is the basic unit of time in the SI system?
How many certificates of competency does Alberta have for Power Engineering and boiler operation?
In materials testing, what does the term "yield point" refer to?
Which organization is responsible for standardizing symbols used to indicate materials of construction in a sketch?
A drawing instrument commonly used to draw parallel lines is the?
What is the value of y in the equation 3y + 4 = 10?
How much heat must be supplied to 200 kg of water at 20 degrees C to make steam at 850 kPa which is 87% dry?
If a gear with 1,000 teeth turns at 50 r/min, what would be the corresponding speed of a 40-teeth gear?
75% can be expressed as which of the following fractions?
A holder of a Certificate of Competency may operate, repair, and advise on all things pertaining to which type of facility?
When should foundation or centre lines be made in a sketch?
What is the surface area in square metres of a cylinder with a diameter of 1.5 m and height of 223 cm?
What is the volume of a cylindrical fuel tank with a diameter of 2 m and a height of 10 m?
What is the equivalent of 20 cubic feet in cubic meters?
Which term describes the expansion of materials when their temperature increases?
Which condition affects the state of matter observed for a particular substance?
The vertex is otherwise known as?
12 inches is equal to __________ cm?
When a vehicle maintains a constant speed, what is the acceleration?
A round tie bar in a framework is subjected to a load of 65 kN. If the radius is 15 mm, what is the stress in the tie?
The specific heat capacity of a material indicates:
When introducing formal lists in a report, which punctuation mark is commonly used?
What type of steam is fully saturated with both latent and sensible heat and contains no water particles?
When all the angles of a quadrilateral are added together their sum is __________ degrees.
If a gear has 1,000 teeth and revolves at 50 r/min, how fast does the driven gear with 32 teeth turn?
What is the relationship between mass, gravity, and height in the context of potential energy?
When we wish to avoid blaming a person, which type of sentence should we use?
Determine the resultant of the following vector system: 65 km at 60 degrees south of east, 120 km at 30 degrees west of north, 30 km at 35 degrees east of north, and 75 km south.
If a rectangle has all angles measuring 90 degrees, what can be said about its sides?
What is the equivalent of 0.125 as a fraction?
What is essential in sketching fundamentals to achieve accurate representation?
To start a body moving, which of the following must be overcome?
When dividing (-378) by 14, what is the result?
What characterizes a heating boiler according to the definitions provided?
What is defined as the amount of heat required to raise the temperature of a unit mass of a substance by 1 degree Celsius?
55.5% can be reduced to which fraction?
In the case of static friction, if the downward force between the surfaces is doubled, the friction will:
What is the result of a chemical change?
To move a mass of 2.5 kg on the end of a lever that pivots 3 m from one end, what force is needed?
A lever 15 metres in length is pivoted at one end with a load of 750 N at the opposite end. What force is needed at the midpoint to achieve equilibrium?
A small hand pump has a fulcrum attached at one end and a load plunger located 50 mm from the fulcrum. If an effort of 600 N is applied downward, what is the force exerted by the load plunger?
What type of words help in creating clarity in writing by being specific?
In the formula A = 1/2 b x h, how can you solve for height (h)?
What is the SI unit of acceleration?
A positive displacement pump has a cylinder diameter of 15 cm and makes 96 strokes per minute. How much water will it discharge in liters in 10 minutes?
Which statement about simple machines is false?
Section lines used to indicate specific construction material should generally be drawn at an angle of?
An example of a homogeneous mixture of solid elements is
In a high-pressure boiler plant, how long may you leave the boiler unattended?
A body moves from A due east 5 m to B, then from B due north 6 m to C, and finally from C due west 8 m to D. What is the total distance covered from A to D?
What is a major difference between an essay and a technical report?
What distance will an effort of 400 N move if it lifts a load of 2 kN a distance of 3 m with an efficiency of 80%?
How is pressure defined in terms of force and area?
What is required for a candidate to obtain a welder's performance qualification card?
What can a chemical change result in?
A simple machine must raise 1 tonne of stone a vertical distance of 30 m. What is the work done if the efficiency is 100%?
What statement is true about a system of forces that is in equilibrium?
Superheated steam is characterized by which of the following properties?
How would you convert 2,365 cm into kilometres?
What is the ratio between 24 cubic metres and 3 cubic metres?
To indicate a series of items in a sentence, which punctuation mark is typically employed?
What is the Fahrenheit equivalent of 100 degrees Celsius?
A force that opposes motion between two surfaces is known as:
Which statement about belt drive systems is false?
How long should an ideal sentence be approximately?
What is the definition of allowable stress in material engineering?
Which statement about the coefficient of expansion of metals is true?
If a box has dimensions of 3.5 m, 6.2 m, and 1.8 m, what is its volume?
What is a pascal equal to?
Steam tables indicate pressure units in which of the following?
What does a mixture consist of?
What is the value of x in the expression 8:x::16:8?
A rhombus has one side measuring 6 m. What are the lengths of the other 3 sides?
What is 2 kPa equivalent to in bars?
In the equation 36 = 12 + (15t) - 6, what is the value of t?
How many grams are there in one kilogram?
What is the isolated variable for r in the equation r² v² bq/wyz = 1?
A car travels a total of 350 km with 3 hours driving time and 45 minutes of stop time. What is the average journey speed?
Increased boiler pressures were used to enhance efficiency, but this often led to:
An example of a heterogeneous mixture is
What is the principal reason for maintaining a boiler plant log book?
A cast iron ball with a 32 cm radius has a mass of 7.21 grams per cubic cm. What is its mass in kg?
What is the volume of a rectangular prism that is 3 m long, 5 m wide, and 2 m high?
What is the metric equivalent of one bar?
What is the volume of a sphere with a radius of 6 m?
What is the linear speed of a point on the rim of a pulley with a 50 cm diameter driven at 960 r/min?
What effect does an increase in surface roughness have on friction?
If y + 8 = 14, what is the value of y?
If 25 workers take 30 days to complete a task, what is the equivalent working time in days for 40 workers?
A lever with a long arm requires a smaller effort force. What principle is this an example of?
If 6 / y = 2, solve for y.
The unit of measure for a moment of force is known as what?
What is the temperature at which all molecular movement ceases called?
Latent heat is associated with what type of energy change?
What is the sum of all interior angles in a triangle?
A plane is flying at 600 km/h and reduces its velocity uniformly to 70 km/h in 3 minutes. What is its acceleration?
Calculating 365.24 multiplied by 92.1 yields what result?
In terms of volume, how many cubic feet are in 1 cubic yard?
What is the recommended detail level for sketches?
What is the displacement between Point A and Point B if a body moves along a semicircular path with a radius of 2 m?
What does the angle measure in a vector represent?
In a block and tackle system with 6 pulleys in each of two blocks, if a force of 260 N is required to lift a load of 300 kg, what is the efficiency of the system?
If a quadrilateral has angle measurements of 85 degrees, 36 degrees and 110 degrees, the last angle equals:
Find the lateral area in square m of a steam pipe 50 cm in diameter and 2.5 m in length.
Which of the following statements is true regarding temperature changes and expansion?
What fraction represents 78% when reduced to lowest terms?
Find the volume in cubic metres of a cylindrical tank that is 4 m in diameter and 17 m long.
When a body accelerates due to an unbalanced force, what will the acceleration be proportional to?
What is the product of (-21.6) and (-54.2)?
A sphere has a surface area of 1,256 sq cm. What is its diameter?
An object is thrown directly downwards from a height of 60 m with an initial velocity of 11 m/s. What will be its velocity on impact?
A mixture that appears uniform throughout is categorized as
If the acceleration of an object is 5 m/s², what does this indicate?
An object is dropped from a height of 45 m. What will its velocity be on impact?
An example of a chemical property is the?
What is the volume of a cylinder with a diameter of 9 m and a height of 15 m?
In a drive belt system with an input of 265 kW and an output of 211 kW, what is the efficiency?
Which of the following is not a common work schedule for power engineers?
Which of the following is not characteristic of increased automation in power plants?
What is the ratio of the lengths of two pipes measuring 150 m and 100 m?
A piston having an area of .2 m² is subject to a pressure of 600 kPa. What is the total force exerted on the piston?
Which of the following best describes a chemical property?
In the SI system, the unit of force is called the newton (N) and 1 N is equal to:
Calculate potential energy for a mass of 100 kg at 40 m above the ground level.
What is defined as any action on a body that tends to change its size, shape, or state of motion?
Which of the following best describes ultimate strength?
Which fraction represents 10% when reduced to lowest terms?
The Safety Codes Act and Regulations do not apply to which of the following?
Which of the following is not an example of a dynamic body?
What is the effort required to maintain equilibrium in the system where the axle diameter is 25 cm and the load is 2 tonnes with a mechanical advantage of 30?
What is the basic unit of electrical current in the SI system?
What is the surface area of a cylinder with a diameter of 4 cm and height of 6 cm?
The base unit for acceleration in the SI system is...
If the radius of a sphere is 3 m, what is the volume in cubic m?
What is the sum of 1,785 + 36 + 291?
Natural convection is a method of heat transfer where the movement of the fluids results from:
What is the last (x) term of the proportion 8:4 = 26:x?
Which statement about belt trains is false?
Which unit is specifically recognized as the unit of force in the SI system?
If three boilers each have a pressure of 130 kPa, the pressure in the steam header will be:
Which of the following represents a possession word correctly?
A body moves from A due east 5 m to B, then from B due north 6 m to C, and finally from C due west 5 m to D. What is the total distance covered from A to D?
An airplane travels 500 km due west in 2 hours. What is its average velocity?
Which of the following best describes velocity?
Which punctuation mark is not used with pronouns?
Find the volume in cubic metres of a cylindrical tank that is 2 m in diameter and 14 m long.
What defines the term 'ductility' in materials?
What is 95% of 63 litres of gasoline?
Which condition is necessary for heat transfer to occur?
A mole is a unit of measure that refers to which of the following quantities?
When conducting an experiment, which factor is kept constant to measure friction accurately?
What is the Fahrenheit equivalent of -60 degrees Celsius?
The ratio of a mass of 4500 kg to 150 kg is what?
Which equation represents potential energy?
In effective paragraph writing, which aspect plays a key role in ensuring the reader easily understands the central idea?
How many litres are there in one cubic meter?
Six kg is a measure of an object's:
What amount of heat must be supplied per kilogram to produce steam at 375 kPa, having a dryness fraction of 96%?
What term describes using the minimum number of words to express an idea?
Convert 10 gallons into litres.
A cast iron ball measuring 7 cm in diameter has a mass of 7.21 grams per cubic cm. What is its mass in kg?
A car travelling at 18 km/h increases its velocity to 48 km/h in 6 seconds. What is the acceleration in metres per second squared?
How is the change of position defined for units of measurement?
Where should the scope, origin, and purpose of a report be covered?
What term describes the rate of change of velocity?
A train starts from rest and reaches a velocity of 100 km/h in 8 minutes. How far does it travel in that time?
Which equation represents kinetic energy?
In steam systems, what is the primary use of superheated steam?
What is the result of the expression: (-3)² - [54/18(-5 + 3)] + [11 - (-2)²]?
Absolute pressure is the sum of which two types of pressures?
What are words that refer to generalizations, physical objects, and concepts known as?
What is the maximum kW capacity that a Fourth Class Power Engineer's certificate allows the holder to take charge of in a power plant as a shift engineer?
What is 62% of 85,362?
Where are expected conduct guidelines during an examination for a certificate of competency stated?
The angles in a triangle can only sum to which of the following?
Calculate the surface area of a sphere in square cm if the radius is 5 cm.
Which term describes heat transfer due to molecular interaction in direct contact?
If length is 15 cm and width is 2 m, what is the area in square centimeters?
What is the fraction equivalent of 15% in lowest terms?
Which two agencies historically became involved in the certification of power plant operators due to numerous accidents?
How many feet are equivalent to 100 meters?
Power engineers are described as:
Which of the following units is not part of the SI system?
What does the equation 1/2 x M x V² represent?
To show materials of construction in a sketch we can use?
How many liters are there in a cubic meter?
15 miles is equal to?
Soda water is an example of which type of mixture?
What is the volume in litres of a cube with a side length of 1 m?
Calculate the result of the expression 3/10 x 5/6 x 1/9 x 3/4 and simplify to lowest terms.
If an effort of 400 N is needed to raise a mass of 100 kg over a distance of 4 m while the effort moves 12 m, what is the efficiency of the machine?
A mass of 400 kg is moved a horizontal distance of 20 m due to a force of 500 kN. The amount of work done is:
Mass may be measured in which of the following?
If the subject of a sentence is singular and the verb is plural, this condition is described as:
Which view of an object is referred to as the plan view?
What is 15 kg converted to pounds?
Committees that establish standards mainly consist of which of the following groups?
What is one hundredth of a gram called?
Distance is:
The term used to describe the shape created by the points at a constant distance from a central point is?
Which of the following statements about parallel lines is false?
In lowest terms, what is the decimal 0.04 expressed as a fraction?
What does stiffness of a material refer to?
Moments are measured in which of the following units?
How many different physical states can matter exist in?
What is the unit of power in the SI system?
If a plane flies at 56 km/h at a bearing of 65 degrees for 3 hours and then changes to a bearing of 90 degrees for another hour at the same speed, what is the plane's bearing from its original position?
What is the formula for efficiency in a mechanical system?
A/An __________ triangle has two sides of equal length and a third side that is longer or shorter.
The density of water is __________ g/ml?
The following quadrilateral has no sides parallel:
34% can be expressed as which fraction in lowest terms?
What type of heat is not measurable with a thermometer?
What is the significance of ductility in engineering materials?
If you increase the mass of an object, what happens to the force of friction?
If a motor pulley with a diameter of 90 mm is rotating at 1,800 rpm, what is the final speed of a fan pulley with a diameter of 300 mm?
What constitutes the core meaning of a subject in a sentence?
A fathom is classified as which type of measurement?
The area under a velocity vs. time graph equals which of the following?
What is the final velocity of a ball dropped from a height of 50 m just before it hits the ground?
What is the result of the expression 3/8 x 3/4 x 8/9 reduced to lowest terms?
Lines which are exactly the same distance apart at all points are said to be __________ to each other.
What shape has angles that are not right angles and four equal sides?
A car has an initial speed of 25 km/h and in 84 seconds it accelerates to 110 km/h. What is the distance travelled during the acceleration period?
When transferring heat from a cold substance to a hotter substance, what must be supplied?
What is it called when the composition of a substance is altered and it is no longer the same substance?
In the proportion x:1850 = 25:37, what is the first term?
Lines used to indicate distance between two points on a sketch are called?
An intensive (physical) property is one that is?
If the ratio of teeth between two gears is 3:1, how does the speed of the two gears compare?
How do you convert π and r in the equation A = (π)r²?
A body with a mass of 2 tonnes is moving at 100 km/h. What is the maximum vertical height it can climb before coming to rest?
What classification applies to a triangle with no sides of equal length?
What is the value of 1 cable in nautical terms?
To avoid condensation loss in steam, which of the following is used?
What is the sensible heat required to raise 16 kg of water at 0 degrees C to the boiling point at 900 kPa?
What describes the energy transfer from an area of high temperature to an area of low temperature?
According to Newton's laws of motion, which statement is false?
Rate of doing work is defined as:
19.90 km/hr is __________ in m/s?
A pentagon has ______________ sides?
What is the formula for finding r given the equation [4(π)r³ ] / 3 = V?
If the effort to lift a 150 kg load is decreased to 150 N while using a pulley system, what will the maximum load capacity be if the mechanical advantage is 10?
Which type of energy is defined as the ability of a body to do work due to its motion?
Which of the following statements about perpendicular lines is true?
A good technical paragraph should consist of how many sentences approximately?
In the early days, owners of power plants hired which type of workers?
What type of triangle would contain one angle that is less than 90 degrees?
In a bimetal thermometer, what causes the needle to move?
What is the mechanical advantage of a simple wheel and axle consisting of a wheel diameter of 2 m and an axle diameter of 8 cm?
How much load can be balanced by a 100 kg mass attached to the wheel in a simple wheel and axle system with a diameter of 2 m and an axle diameter of 8 cm?
What is true about a welder's Performance Qualification test?
The coefficient of friction is defined as:
One cubic metre is equal to?
In the equation 2y - 6 = 0, what is y?
Which of the following is an example of a physical change?
What is required for progression to a higher certificate in power engineering?
Which term defines the ratio between the ultimate strength and the allowable stress?
If a body moves from Point A to Point B in a semicircular path with a diameter of 2 m, what is the distance between Point A and Point B?
If a load is moved faster than the effort, what can be inferred about the machine's efficiency?
If bell metal consists of 25 parts copper to 12 parts tin, what is the weight of copper and tin in a bell weighing 1850 kg?
What is the Celsius equivalent of -40 degrees Fahrenheit?
What is the ratio of temperatures at 15 degrees C and 5 degrees C?
For a pivot or lever, the product of Force multiplied by a perpendicular distance from the point of rotation is defined as what?
The sum of the angles of a triangle is:
Which of the following concepts represents the mass per unit volume of an object?
Which of the following symbols represents a unit of thermodynamic temperature in the SI unit system?
Wet steam contains what?
If the diameter of a cylinder is 2.3 m and the height is 334 cm, what is the calculated surface area in square metres?
Which type of words can a computer not spell-check?
What type of triangle is defined by having one angle greater than 90 degrees?
In calculating potential energy, which factor is crucial?
A bar pivoted on the left end with an upward force on the right end will rotate in which direction?
What does "power plant" refer to?
Which type of coherence involves using words or phrases that connect ideas within a paragraph?
Which punctuation mark is commonly used to connect independent clauses?
If y - 4 = 2, what is the value of y?
Which of the following describes a four sided figure that has no two sides parallel?
What is the approximate volume of a sphere with a radius of 5 m?
The elastic limit of a material is defined as:
What is the enthalpy of 1 kg of dry saturated steam at 750 kPa?
Which certificate qualifies an individual to supervise in any power plant as a chief steam engineer?
If a titanium bar with a mass of 2 kg and a length of 3 m shortens by 0.02 mm under a compressive load of 3,900 kN, what is the strain?
The term 'latent heat' refers to:
Which type of energy is typically associated with stored energy in a system?
What is the formula for calculating kinetic energy?
What type of line sketches are used in a piping layout?
What is the force of gravity exerted on an object having a mass of 5 tonnes?
Which of the following is not a valid method to create a straight line in a sketch?
What is the mechanical advantage of a crowbar that is 2 meters in length with a fulcrum located 20 cm from one end, lifting a load using a force of 5,000 N?
Heat which brings about a change of state is referred to as what?
A bar pivoted on the right end with a downwards force on the left end rotates in which direction?
What is the result of the expression 27/35 x 5/16 x 15/3 in lowest terms?
Which prefix represents one hundredth of a base unit?
A __________ is a four sided figure with all four sides of equal length and all angles right angles.
What is the SI unit for acceleration?
What is true about superheated steam?
The characteristic of a material breaking without significant deformation is known as?
In the first law of thermodynamics, heat supplied = increase in internal energy + __________.
What is the mechanical advantage of the lever if it successfully moves a load 10 times greater than the effort?
A single vector which can replace a system of vectors and has the same effect is called a:
Which of the following is the correct formula for calculating force?
If the radius of a sphere is 5 cm, what is the volume in cubic cm?
What is the factor of safety for a steel hanger with an ultimate strength of 70,000 N/cm² supporting a load of 87,500 N with a cross-sectional area of 5 cm²?
What is the Celsius equivalent of 32 degrees Fahrenheit?
A wheel and axle has a mechanical advantage of 10. What is the diameter of the axle if the diameter of the wheel is 30 cm?
Which code specifically regulates mechanical refrigeration?
Find the mass of the refrigerator which is just started moving by a force of 6,350 N along a tile floor with a coefficient of friction of 0.30.
One watt is equivalent to which of the following?
When two pulleys of different diameters are connected by a belt, how does the larger diameter pulley rotate compared to the smaller diameter pulley?
A 28 tooth gear turns at 100 rpm and drives a 112 tooth gear. What is the speed of the follower gear?
If the radius of a sphere is 8 cm, what is the volume in cubic cm?
What is the efficiency of a machine that requires 525 N to lift a 120 kg mass a distance of 5 m while the effort moves 15 m?
What is the main purpose of using a scale when creating a sketch?
How many millilitres are in one cubic centimeter?
One joule per second is equal to which of the following units?
What is the term for the measure of how force is applied in a certain direction in vector analysis?
What noun means "rule" or "law"?
What is the magnitude and direction of the resultant of four concurrent forces of 10 N at 32 degrees east of north, 35 N at 50 degrees east of north, 25 N at 72 degrees east of north, and 85 N at 40 degrees east of south?
Steam containing water particles in suspension is defined as which of the following?
What is the force of gravity on a mass of 10 kg?
What is a four sided figure with opposite sides parallel but angles that are not right angles?
If an object accelerates at 10 m/s², how much speed does it gain in 5 seconds?
When the temperature of an object is raised, its increase in length is proportional to its:
What do flow diagrams use to represent equipment?
How is the mixed number 10 1/2 written as an improper fraction?
What is the height of a cylinder with a surface area of 10 square metres and a diameter of 75 cm?
If a triangle has a right angle, it is classified as what type of triangle?
How many square meters are equal to 28 square feet?
What prefix indicates one billion of a base unit?
Which of the following is the saturation temperature at 600 kPa?
What is 100 square cm equal to in square meters?
Which of the following represents an improper fraction?
If the effort applied to a machine moves 5 m while the load moves 50 mm, what is the velocity ratio?
What type of shift is typically expected for power engineers?
A change that does not alter the chemical composition of a substance is called?
Find the resultant of 3 concurrent coplanar forces: 60 N acting 20 degrees east of north, 30 N east, and 150 N acting 40 degrees east of south.
Which variable does not affect the potential energy of an object?
Solve for y in the equation y/2 = 3.
What is the greatest load that can be applied to a material under design conditions called?
A scalar quantity has:
What figure depicts a four sided shape where opposite sides are parallel and have different lengths?
How many kilopascals are in one kilonewton per square meter?
What is the absolute pressure if the gauge pressure is 48.7 kPa?
What is the speed of the belt if the tensions in the tight and slack sides of a belt are 14,000 N and 900 N, with a power transmission of 655 kW?
What cannot be broken down into other substances by chemical means?
A car travelling at 90 km/h is brought to rest over a distance of 120 m. What is the acceleration in metres per second squared?
The Periodic Table lists all of the known
Transformations between states of matter are categorized as:
When the composition of a substance is not altered but its state is, this is called?
An example of an extensive property of a substance is?
What is the resultant magnitude and direction of three coplanar forces of 40 N at 45 degrees east of south, 10 N west, and 70 N at 35 degrees east of north?
Which unit measures energy in the SI system?
In the context of SI units, what does 'cd' stand for?
Which of the following statements is true if a person pushes with a force of 300 N on a rock and the rock does not move?
What is the surface area in square cm of a sphere if the radius is 6 cm?
If a load of 50 kg is lifted using a lever with a mechanical advantage of 5, what is the effort required?
Which type of gear is typically used to change the rotational direction without altering speed?
If a simple wheel and axle with a radius of 60 cm and an axle radius of 12 cm allows an effort of 900 N, what load can be raised?
In metric units, what is the equivalent of 1 inch?
When applying to write a certificate of qualification examination, what must a candidate potentially possess?
What is the key view when projecting views of an object?
Acceleration is measured in which of the following units?
Which four sided figure has adjacent sides that are unequal, yet has right angles?
Which of the following is a liquid emulsion?
A vector quantity has:
What is the primary characteristic of a brittle material?
Convert 1000 degrees Fahrenheit to its Celsius equivalent. What is the answer?
What is it called when two or more complete thoughts are improperly punctuated into one sentence?
An octagon has _____________ sides?
What must be done to register a fitting within a jurisdiction?
In a wheel and axle arrangement with an axle diameter of 25 cm supporting a load of 2 tonnes, if the mechanical advantage is 30, what is the diameter of the wheel?
A beam of 20 metres is pivoted at its midpoint with loads at specific points. What load is needed at the extreme left end for equilibrium if a 200 N load is at 5 m from the right and a 300 N load is at 8 m from the right?
What happens to a substance when it absorbs sensible heat?
Energy is the ability of a body to do work by virtue of its position. What type of energy does this describe?
Which of the following statements about force is false?
An extensive (physical) property is one that is?
What is the unit of force in the SI system?
Which statement about heat is true?
What is the SI unit for weight?
A machine requires an effort of 800 N to lift a mass of 300 kg. How would you calculate the efficiency of the machine?
The method of heat transfer involving the flow of heat from molecule to molecule is called:
15 square cm is equal to __________ square inches?
Which voice is characterized as more forceful and concise?
Which property of matter changes during a chemical reaction?
Which of the following is not a definition of a power plant?
How much energy is required to raise 63 kg of ice at 0 degrees C to saturated steam at 100 degrees C?
In paragraph development, what is the purpose of a clincher sentence?
What is the speed of the fan in rpm if it is driven by a motor with a 90 mm pulley rotating at 1,800 rpm and a fan shaft pulley of 300 mm?
What is the speed in rpm of the second gear driven by a 330 mm diameter gear revolving at 200 rpm and driving a 150 mm diameter gear?
What prefix indicates one million of a base unit?
What is the decimal equivalent of the fraction 3/4?
Early government involvement in certification of power engineers became more important for which of the following reasons?
When two independent clauses are incorrectly joined without appropriate punctuation, this is called a:
What is the primary role of friction in motion?
Sentences that cannot express a complete thought are known as:
What is the sum of (-56) and 39?
If 25 workers can complete a job in 30 days, how many days will it take 35 workers to complete the same job?
Which of the following represents a decrease in velocity?
Which quadrilateral has one pair of parallel sides?
What is the SI unit of area?
How many teeth does a driven gear have if a gear wheel with 85 teeth rotates at 6,500 r/min and drives it at 9,866 r/min?
What is the equivalent of 50 feet in meters?
An object with a mass of 68.5 kg is at a height of 65 m. What is its kinetic energy?
What is a four sided figure where all sides are equal in length, but angles are not right angles?
If an elastic is stretched by 86% to a length of 5.8 m, what is its original length?
What are the five W's and H in an introductory paragraph commonly referred to?
What is the result of converting 32 degrees Fahrenheit to Celsius?
If you convert 60% to a fraction, what is the simplest form?
A lever 10 m long is pivoted at one end and carries a load of 900 kg at the other end. What force should be applied at the midpoint for equilibrium?
What is the SI unit for force?
An object is allowed to free fall from rest from a height of 9 m. What will be its velocity on striking the ground?
If 8 = √(4y), what is the value of y?
Which equation relates distance travelled, initial velocity, final velocity, and acceleration?
A force of 120 kN is exerted uniformly over an area of 0.2 square metres. What is the pressure?
What is the length of the other side of a rectangular strut if a compressive load of 219 kN produces a stress of 164,909 kPa and one side measures 83 mm?
Which part of the sentence must agree with its antecedent in number, gender, or person?
What is the primary focus of the Safety Codes Act?
What is the unit of work in the SI system?
When the temperature of an object is raised, the increase in area is proportional to its?
75 mm is equivalent to how many inches?
Calculate the surface area of a sphere with a radius of 3 m.
How many views are required to show all sides of an object being sketched?
What is the symbol for the basic unit of time?
An object of mass 95 kg is at a height of 36 m. What is its potential energy?
If a cylinder has a radius of 3 cm and a height of 5 cm, what is its volume in cubic centimeters?
Which of the following can be described in terms of its states and properties?
Which of the following is an example of a heterogeneous mixture?
A force of one newton applied over one meter does what?

ABSA 4th Class Power Engineer Certificate of Competency – Part A Practice Test

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