Work and Energy Multiple Choice Questions and Answers 15 PDF Book Download

Work and energy multiple choice questions (MCQs), work and energy quiz answers 15 to learn secondary school physics online courses. Efficiency MCQs, work and energy quiz questions and answers for online secondary education degree. Physics: efficiency, forms of energy, kinetic energy, power test for secondary school teaching certification.

Learn high school physics MCQs: Physics: efficiency, forms of energy, kinetic energy, power, with choices stars, moon, sun, and mars for online secondary education degree. Free physics study guide for online learning efficiency quiz questions to attempt multiple choice questions based test.

MCQ on Work and Energy Worksheets 15 PDF Book Download

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: Main source of heat is

  1. moon
  2. stars
  3. sun
  4. Mars

C

MCQ: Kinetic energy with mass ‘m’ and velocity ‘v’ is

  1. 2 mv²
  2. 1/2 mv
  3. 2m⁄v²
  4. 1/2 mv²

D

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

MCQ: SI unit of power is

  1. joules
  2. newton
  3. watt
  4. omega

C