Question

13.
e
.
(O
A circular platform is mounted on a frictionless
vertical axle. Its radius R= 2m and its moment of
inertia about the axle is 200 kg m?. It is initially
at rest. A 50 kg man stands on the edge of the
platform and begins to walk along the edge at the
speed of 1 m/s relative to the ground. Time taken
by the man to complete one revolution is :-
e
T
(1) 21 s
(2)
S
2.
31
(3) a S
(4)
S
2​

Answer 1

please write your question properly