A skier of mass 70 kg is pulled up a slope by a motor
A skier of mass 70 kg is pulled up a slope by a motor drivencable.
(a) How much work is required to pull him 60m up a 30 degreeslope (assumed frictionless) at a constant speed of 2.0 m/s ?
(b) What power must a motor have to perform this task?
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a skier of mass 70 kg is pulled up a slope by a motor drivencablea how much work is required to pull him 60m up a 30
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