February 22, 2017

Homework Help: physics

Posted by Jacob on Tuesday, October 16, 2012 at 9:46pm.

A block is released from rest at the top of an incline which makes a 30 degree angle with the horizontal. The incline is 12 m long and it takes the block 25 seconds to reach the bottom. What is the coefficient of kinetic friction, between the block and the incline?

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