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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A circular platform is mounted on a vertical frictionless axle. Its radius r = 2 m and its moment of interia is I = 200 kg m^2. It is initially at rest. A 70 kg man stands on the edge at speed v0 = 10 m/s relative to the ground. The angular velocity of the platform is

A circular platform is mounted on a vertical frictionless axle. Its radius r = 2 m and its moment of interia is I = 200 kg m^2. It is initially at rest. A 70 kg man stands on the edge at speed v0 = 10 m/s relative to the ground. The angular velocity of the platform is

A Disc of mass m and radius R moves in the x-y plane as shown in figure. The angular momentum of the disc about the origin O at the instant shown is In the figure shown mass of both