What power must a motor have to perform this task

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A skier of mass 79 kg is pulled up a slope by a motor-driven cable.

(a) How much work is required to pull him 55 m up a 30° slope (assumed frictionless) at a constant speed of 1.8 m/s?

? J

(b) What power must a motor have to perform this task?

? hp

Reference no: EM13493206

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