Physics: Efficiency MCQs Quiz Worksheet PDF Download

Learn physics efficiency MCQs, physics test for online course learning and test prep to practice. Work and energy quiz questions has multiple choice questions (MCQ), physics efficiency test to learn for online what is physics course test.

Physics practice test MCQ on (required form of output/total input energy)×100 is equal to with options % power, % efficiency, % stress and % strain problem solving skills for competitive exam, viva prep, interview questions with answer key. Free physics revision notes to learn physics efficiency quiz with MCQs to find questions answers based online learning tests.

MCQs on Physics Efficiency Quiz PDF Download

MCQ. (required form of output/total input energy)×100 is equal to

  1. % power
  2. % efficiency
  3. % stress
  4. % strain

B

MCQ. An body builder does 15 Joules of useful work from every 60 Joules of food energy which he takes. His efficiency will be

  1. 0.15
  2. 0.25
  3. 0.3
  4. 0.35

B

MCQ. If some energy given to a system, then energy in required form obtained is always

  1. less than the given energy
  2. equal to the given energy
  3. greater than the given energy
  4. none of above

A

MCQ. A system which gives an output equal to total energy used by it is called

  1. negative system
  2. non-ideal system
  3. ideal system
  4. slow system

C

MCQ. Ratio of required form of energy obtained from a system as output to total energy given to it as input is called its

  1. efficiency
  2. power
  3. stress
  4. strain

A