Test SeriesFree PYQsExamsPricing

MHT CET Physics question

PhysicsSystems of Particles and Rotational MotionMHT CET

A dancer is standing on a stool rotating about the vertical axis passing through its centre. She pulls her arms towards the body reducing her moment of inertia by a factor of n. The new angular speed of turn table is proportional to

Answer: (B)

Solution

= constant, so with the new speed ; and

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-040518