Question: ( a ) If R = 1 2 cm , M = 2 3 0 g , and m = 6 0 g , find

(a) If R =12 cm, M =230 g, and m =60 g , find the speed of the block after it has descended 50 cm starting from rest. Solve the problem using energy conservation principles. (Treat the pulley as a uniform disk.)
(b) Repeat (a) with R =5.0 cm.

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