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12-04-2017
Physics

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A ramp is 2.8 m long and 1.2 m high. How much power is needed to push a box up the ramp in 4.6 s with a force of 96 N?

Respuesta :

Аноним Аноним

12-04-2017

Power = work /time

and W = force * dis

W = 96 * 3.046 J = 292.44 J

P = 292.44 / 4.6 = 63.575 watt

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