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Railways PYQCBT 1 2016

RRB NTPC · Question 12

A body in motion essentially acquires A. Kinetic energy B. Potential energy C. Mechanical energy D. Heat energy

  1. C

  2. D

  3. A

  4. B

Show answer & explanation

Answer: (C) A

Explanation

Kinetic energy is the energy a body has because of its motion (½mv²). Any body that is moving necessarily has kinetic energy. Potential energy depends on position, not motion, so a moving body need not have it.