Posted by **Anonymous** on Monday, November 19, 2012 at 7:32pm.

A 4.29 kg block starts from rest at the top of a 31.8 degrees incline and slides 2.22 m down the incline in 1.22 s. The acceleration of gravity is 9.8 m/s^2. What is the acceleration of the block? Answer in units of m/s^2

What is the coeﬃcient of kinetic friction between the block and the incline?

What is the frictional force acting on the block?

Answer in units of N

What is the speed of the block after it slid the 2.22 m? Answer in units of m/s

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