O Level

Physics MCQs

O Level Physics MCQs - Subtopic

Energy and Units MCQ with Answers

Energy and Units Multiple Choice Questions (MCQ) to solve energy and units quiz answers PDF worksheet, O level physics test for online courses. Practice energy, work and power Multiple Choice Questions and Answers (MCQs), "Energy and Units" quiz questions and answers for online college bachelor degree. Learn work and energy, work in physics, energy: o level physics test prep for best accredited online colleges.

"In order to do work, energy is" Multiple Choice Questions (MCQ) on energy and units with choices transferred or converted, used up, lost, and lost or transferred for online college bachelor degree. Solve energy and units quiz questions for merit scholarship test and certificate programs for free online college courses.

MCQs on Energy and Units

1.

In order to do work, energy is

transferred or converted
used up
lost
lost or transferred

2.

Pendulum bob stops moving when all its original gain in gravitational potential energy has been converted to

Sound Energy
Thermal Energy
Light Energy
Kinetic Energy

3.

An object of mass 'm' raised to a height '2h' above the ground level possesses a gravitational potential energy of

1 ⁄ 2 × mgh
mgh
2mgh
m × g ⁄ 2h

4.

Knocking a nail into a wooden block with a hammer involves conversion between different forms of energy, which of the following choices present this conversion in correct order.

chemical energy → gravitational potential energy → kinetic energy → (sound energy + heat energy)
chemical energy → kinetic energy → gravitational potential energy → (sound energy + heat energy)
chemical energy → (sound energy + heat energy) → kinetic energy → gravitational potential energy
(sound energy + heat energy) → chemical energy → kinetic energy → gravitational potential energy

5.

Wind and waves are used by the turbines to convert

Mechanical Energy into Electrical Energy
Kinetic Energy into Electrical Energy
Potential energy into Kinetic Energy
Potential Energy into Electrical Energy