If a person standing on a rotating disc stretches out his hands, the angular speed will

(A) : A person standing on a rotating platform suddenly stretcehed his arms, the platform slows down. (R ) : In case of person on a rotating platform angular momentum is constant.

If a person sitting on a rotating stool with his hands outstretched, suddenly lowers his hands, then his

A person is standing on a rotating wheel. If the sits on the wheel, then the angular momentum of the system will

A person is standing on a rotating wheel. If he sits on the wheel, then the angular momentum of the system will

A person is standing on a rotating table with metal spheres in his hands. If he withdraws his hands to his chest, then the effect on his angular velocity will be.

A person is standing on a rotating table with metal spheres in his hands. If he withdraws his hands to his chest, then the effect on his angular velocity will be. a) increase b) decrease c) remain same d) can't say