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Solve Energy and Units Multiple Choice Questions (MCQ), energy and units quiz answers PDF worksheet, O level physics practice test for online college programs. Learn energy, work and power Multiple Choice Questions and Answers (MCQs), "Energy and Units" quiz questions and answers for online college bachelor degree. Learn efficiency: o level physics, energy and units, power in 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. Practice energy and units quiz questions for merit scholarship test and certificate programs for free online college courses. Energy and Units Video

MCQ: In order to do work, energy is

1. transferred or converted
2. used up
3. lost
4. lost or transferred

A

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

1. Sound Energy
2. Thermal Energy
3. Light Energy
4. Kinetic Energy

B

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

1. 1 ⁄ 2 × mgh
2. mgh
3. 2mgh
4. m × g ⁄ 2h

C

MCQ: 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.

1. chemical energy → gravitational potential energy → kinetic energy → (sound energy + heat energy)
2. chemical energy → kinetic energy → gravitational potential energy → (sound energy + heat energy)
3. chemical energy → (sound energy + heat energy) → kinetic energy → gravitational potential energy
4. (sound energy + heat energy) → chemical energy → kinetic energy → gravitational potential energy

A

MCQ: Wind and waves are used by the turbines to convert

1. Mechanical Energy into Electrical Energy
2. Kinetic Energy into Electrical Energy
3. Potential energy into Kinetic Energy
4. Potential Energy into Electrical Energy

B