Physics: Efficiency MCQs Quiz Worksheet PDF Download

Learn physics efficiency MCQs, physics online test for high school exam prep for distance learning degree, free online courses. Practice work and energy multiple choice questions (MCQs), physics efficiency quiz questions and answers for online what is physics courses distance learning.

Study high school courses, online physics degree programs MCQs: (required form of output/total input energy)×100 is equal to, for online courses with choices % power, % efficiency, % stress, and % strain for online physics jobs preparation with most common interview questions and answers. Free physics student portal for online learning physics efficiency quiz questions, 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