Physicsmedium · Past Paper
A weightlifter holds a 100 kg weight over his head for 10 seconds. Work done by him during these 10 seconds is:
A1000 J
B9800 J
CZero
D100 J
✓ Correct Answer: C — Zero
Work requires displacement. Since the weight is held stationary, d = 0, so work done is zero.
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