Asked by jeff

A student weighing 700 N climbs at constant
speed to the top of an 8 m vertical rope in 10
s.
The average power expended by the student
to overcome gravity is most nearly
1. P = 560 W.
2. P = 87.5 W.
3. P = 5, 600 W.
4. P = 1.1 W.
5. P = 875 W.
Answered by drwls
Power = Work/Time
= Weight*(Vertical rise)/Time

Use the formula.

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Answered by Anonymous
560
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