Work & Energy MCQ sets - [MCQ] - 4 sets

Work & Energy MCQ sets (Multiple Choice Question and Answer) – Here we present 4 sets of MCQ & these cover Work and Energy chapters in Physics.

Table Of Contents

Work (physics) – MCQ Set 1 (with answer)

For work to be done on an object, force must be applied
a. in an upward direction.
b. against the force of gravity.
c. in the same direction as gravity.
d. in the same direction that the object moves.
Work is directly related to the force applied to an object and to the
a. mass of the object.
b. distance the object moves.
c. direction of the applied force.
d. amount of time the force is applied.
If a mover pushes a box weighing 100 newtons a distance of 3 meters, how much work does she do?
a. 3 J
b. 33 J
c. 300 J
d. 3000 J
The power of a device can be expressed in
a. joules.
b. joules per meter.
c. joules per second.
d. none of the above
Work can be calculated as
a. force X time.
b. force X power.
c. power X time.
d. power X distance.
A device does 2000 joules of work in 10 seconds. What is the power of the device?
a. 20,000 W
b. 2000 W
c. 200 W
d. 20 W
One horsepower is the amount of work a horse can do in one
a. second.
b. minute.
c. hour.
d. day.

Multiple Choice

The ability to cause a change in the matter is one definition of
a. work.
b. force.
c. energy.
d. motion.
Forms of energy include
a. mechanical energy.
b. electrical energy.
c. chemical energy.
d. all of the above
What is the kinetic energy of an object that has a mass of 10 kg and a velocity of 1 m/s?
a. 100 J
b. 10 J
c. 5 J
d. 1 J
What is the gravitational potential energy of an object that has a weight of 12 N and is 3 m above the ground?
a. 108 J
b. 36 J
c. 15 J
d. 4 J
Which statement is false about objects with kinetic energy?
a. They are in motion.
b. They are doing work.
c. They are moving matter over a distance.
d. They are using up their energy by moving.
The SI unit for energy is the
a. joule.
b. newton.
c. newton • meter.
d. two of the above
Which type(s) of energy does a person have when jumping on a trampoline?
a. kinetic energy
b. elastic potential energy
c. gravitational potential energy
d. all of the above

Multiple Choice

Which form of energy does your body use to stay warm?
a. light energy
b. sound energy
c. chemical energy
d. none of the above
Which type of energy is stored in wood?
a. thermal energy
b. light energy
c. chemical energy
d. two of the above
Sources of electrical energy include
a. the sun.
b. lightning.
c. batteries.
d. two of the above
Nuclear power plants produce energy by
a. burning fossil fuels.
b. splitting atomic nuclei.
c. causing chemical reactions.
d. capturing kinetic energy of atoms.
The thermal energy of an object depends on
a. how quickly its atoms are moving.
b. how much light it gives off.
c. how many atoms it has.
d. two of the above
Electromagnetic waves include all of the following except
a. light.
b. sound.
c. X rays.
d. microwaves.
Sound waves can travel through all of the following except
a. air.
b. space.
c. water.
d. glass.

Multiple Choice

Nonrenewable energy resources include
a. fossil fuels.
b. running water.
c. radioactive elements.
d. two of the above
Natural gas is used for energy in
a. motor vehicles.
b. water heaters.
c. furnaces.
d. all of the above
All fossil fuels contain stored chemical energy that came originally from
a. rocks below Earth’s surface.
b. marine organisms.
c. giant tree ferns.
d. the sun.
The fossil fuel that produces the most carbon dioxide when burned is
a. oil.
b. coal.
c. biomass.
d. natural gas.
A major drawback of nuclear energy is the production of
a. air pollution.
b. carbon dioxide.
c. carbon monoxide.
d. radioactive wastes.
Renewable energy resources include
a. wind.
b. biomass.
c. moving water.
d. all of the above

Solar cells convert solar energy to
a. heat.
b. steam.
c. thermal energy.
d. electrical energy.

Multiple Choice

Also Read:

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[MCQ] worksheet – Motion [PDF]