Question: If R = 1 5 . 0 c m , M = 8 7 0 g , and m = 2 8 6 g in

If R=15.0cm,M=870g, and m=286g in the figure, find the speed of the block after it has descended 42.3 cm starting from rest. Solve the problem using energy conservation principles.
(a)
(b)
Number
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If R = 1 5 . 0 c m , M = 8 7 0 g , and m = 2 8 6

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