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April 19, 2014

Homework Help: Physics

Posted by Me on Thursday, October 20, 2011 at 10:52pm.

A 2.5 kg block is launched up a ramp at 9.0 m/s. If the ramp is 35 degrees above the horizontal and the coefficient of static friction is 0.60, while the coefficient of kinetic friction is 0.25.

a. How far does the block go up the ramp from its starting point?

b. What speed does it have when it slides back down to its starting point?

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