Find the acceleration of the rocks

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Some sliding rocks approach the base of a hill with a speed of 18.0m/s . The hill rises at 40.0? above the horizontal and has coefficients of kinetic and static friction of 0.390 and 0.650, respectively, with these rocks. Start each part of your solution to this problem with a free-body diagram.

Find the acceleration of the rocks:

Find the acceleration of the rocks as they fall back down:

Reference no: EM13245610

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