Physicseasy · Past Paper
If a machine does 500 J of work in 10 seconds, its power is:
A5000 W
B50 W
C510 W
D490 W
✓ Correct Answer: B — 50 W
Power = Work / Time = 500 J / 10 s = 50 W.
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✓ Correct Answer: B — 50 W
Power = Work / Time = 500 J / 10 s = 50 W.
Share this question