In an explosion of a body at rest, the kinetic energy of the fragments:

  1. equals the momentum
  2. stays zero
  3. increases from zero, while total momentum stays zero
  4. decreases
Answer

C) increases from zero, while total momentum stays zero

Chemical energy becomes kinetic energy. SLO P-11-B-13 · Application

Physics MCQ · More Momentum and Collisions MCQs · Practise