Physicsmedium · Past Paper
What happens to the potential energy of a body if its height from the earth's surface is tripled?
ABecomes 9 times
BBecomes 3 times
CBecomes 1/3
DRemains same
✓ Correct Answer: B — Becomes 3 times
Since PE = mgh, potential energy is directly proportional to height. Tripling height triples the PE.
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