February 26, 2017

Homework Help: Physics

Posted by Angela on Sunday, October 14, 2012 at 12:36pm.

A skier of mass 74.5 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 55 m up a 31° slope (assumed to be frictionless) at a constant speed of 2.0 m/s?

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