Q)
(chatquestion)...11. A massless rope is wrapped several times on a disc of
mass M and radius R. The other end is tied to a mass m
which at the begining is at a height of h above the ground
as shown in the figure. When released the velocity of the
mass as it touches the ground is -
(1) v4/3 gh
(2) v2gh
(3) V4mgh/3M
(4) V4mgh/M + 2m
1 Answer
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