Suppose a child gets off a rotating merry-go-round. Does theangular velocity of the merry-go-round increase, decrease, orremain the same if:
(a) He jumps off radially?
(b) He jumps backward to land motionless?
(c) He jumps straight up and hangs onto an overhead treebranch?
(d) He jumps off forward, tangential to the edge?
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