04-11-2019
Physics

contestada

The input work on a pulley system is 75 J. If the pulley system is 84%
efficient, what is the output work, from the pulley system?

Respuesta :

MathPhys MathPhys

04-11-2019

Answer:

63 J

Explanation:

Efficiency = work out / work in

0.84 = W / 75 J

W = 63 J

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