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Energy and Units MCQs Quiz Online Tests pdf Download

Practice MCQs on energy and units, physics MCQs for online test prep. Energy, work and power quiz has multiple choice questions (MCQ), energy and units quiz questions and answers as in order to do work, energy is, answer key with choices as transferred or converted, used up, lost and lost or transferred for competitive exam prep. Free study guide is to learn energy and units quiz online with MCQs to practice test questions with answers.

MCQs on Energy and Units Quiz pdf Download

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 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 one of 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 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


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