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A mover brings a box up the stairs in 10 seconds. If he applied a force of 20 N over a distance 10 m on the box, calculate the power required for him to complete this action.

0.05 watts
201 watts
2,000 watts
20 watts

Respuesta :

MathPhys

Answer:

20 Watts

Explanation:

Work = force × distance

W = (20 N) (10 m)

W = 200 Joules

Power = work / time

P = 200 J / 10 s

P = 20 Watts

Answer:    20 Watts

Explanation:

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