WBCS.LIVE practice question

When the speed of a moving object is halved, its ______.

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Kinetic energy becomes 1/4 of the original
  2. Kinetic energy becomes 4 times the original
  3. No change in the kinetic energy
  4. Acceleration is doubled

Correct answer and explanation

Correct answer: Kinetic energy becomes 1/4 of the original