Physicseasy · Past Paper
A body of mass 1 kg is at a height of 1 m. Its PE is (g=10 m/s^2):
A1 J
B10 J
C100 J
D0.1 J
✓ Correct Answer: B — 10 J
PE = mgh = 1 kg * 10 m/s^2 * 1 m = 10 J.
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