Physics PYQ 50 of 288 · Gravitation

When a stone is brought from the surface of the moon to the earth, then :

  1. AIts mass will change
  2. BIts weight will change, but mass will not change
  3. CBoth weight and mass will change
  4. DNeither mass nor weight will change

46th BPSC Prelims 2004

Show answer and explanation

Correct answer: (b) Its weight will change, but mass will not change

Explanation

Mass, the amount of matter in a body, is the same everywhere. Weight is the force of gravity on it (W = mg).

Gravity on Earth is about 6 times that on the Moon, so the stone's weight increases but its mass does not change.

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