- #1
huskydc
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A small ball of radius r = 2.4 cm rolls without slipping down into a loop-the-loop of radius R = 2.5 m. The ball has mass M = 352 gm.
How high above the top of the loop must it be released in order that the ball just makes it around the loop?
How high above the top of the loop must it be released in order that the ball just makes it around the loop?