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August 27, 2014

Homework Help: Science

Posted by John on Monday, December 17, 2012 at 5:53am.

A skier of mass 75 kg accelerates from rest down the slope as shown in the diagram (It's a triangle with a height of 300 m, length of 400 m, and the hypotenuse is 500 m; The skier is on the hypotenuse.
At the bottom of the slope, he is travelling at 40 m/s.
What is the average force opposing his motion down the slope?

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