Physicsmedium · Past Paper
What is the work done by a person in lifting a 2 kg mass to a height of 5 m? (g=9.8 m/s^2)
A10 J
B98 J
C49 J
D19.6 J
✓ Correct Answer: B — 98 J
W = mgh = 2 * 9.8 * 5 = 98 Joules.
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