Physicsmedium · Past Paper
A body of mass 5 kg has a potential energy of 490 J. Its height from the ground is: (g = 9.8 m/s^2)
A10 m
B5 m
C98 m
D49 m
✓ Correct Answer: A — 10 m
h = PE / (mg) = 490 / (5 * 9.8) = 490 / 49 = 10 meters.
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