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Physics Study Guide MCQ Questions with Answers PDF Download eBook

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"A body of mass 10 kg is moving with the velocity of 15 ms−1. The force required to stop it in 3 seconds should be" Multiple Choice Questions (MCQ) on sound wave and speed with choices 50 ns, 100 ns, 75 ns, and 170 ns for online school courses. Solve dynamics quiz questions for online certificate programs for online certificate courses.

MCQs on Physics Study Guide PDF Download eBook

MCQ: A body of mass 10 kg is moving with the velocity of 15 ms−1. The force required to stop it in 3 seconds should be

  1. 50 Ns
  2. 100 Ns
  3. 75 Ns
  4. 170 Ns

C

MCQ: A bullet of mass 30 g is fired from a gun with a muzzle velocity 90ms−1. If its mass is 4 kg then the recoil of the gun will be

  1. − 0.34 ms−1
  2. 0.54 ms−1
  3. − 0.54 ms−1
  4. 0.34 ms−1

C

MCQ: SI unit of momentum is

  1. newton second (Ns)
  2. θ
  3. μ
  4. λ

A

MCQ: A group of interacting bodies on which no external force is acting is known as

  1. sexasigmal system
  2. isolated system
  3. SGS system
  4. none of above

B

MCQ: The momentum of an isolated system of two or more than two interacting bodies remains

  1. variable
  2. zero
  3. negative
  4. constant

D