Posted by **help** on Tuesday, December 16, 2008 at 10:46am.

the coefficient of kinetic friction between the block and inclined plane is 0.28 and angle è = 65°. What is the block's acceleration (magnitude and direction) assuming the following conditions?

(a) It is sliding down the slope.

m/s2

(b) It has been given an upward shove and is still sliding up the slope.

m/s2

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