Home
Class 12
PHYSICS
An ice skater is in a fast spin with her...

An ice skater is in a fast spin with her arms held tightly to her body. When she extends her arms:

A

She decreases her moment of inertia

B

She increases her angular speed

C

Her moment of inertia remains conslant

D

Her total angular momentum remains constant

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

Sapna a domestic helper of Mrs. Sheela had a wound on her arm but she was not caring for it. Sheela applied dettol on her wound and asked her to show it to a doctor if it does not heal. Answer the following question: Name two other chemical substances of this category.

A shopkeeper earns a profit of Rs.1 by selling one pen and incurs a loss of 40 pasie per pencil while selling pencils of her old stock. In the next month she earns neither profit nor loss. If she sold 70 pens, how many pencils did she sell?

Nazima is fly fishing in a stream. The tip of her fishing rod is 1.8 m above the surface of the water and the fly at the end of the string rests on the water 3.6 m away and 2.4 m from a point directly under the tip of the rod. Assuming that her string (from the tip of her rod to the fly) is taut, how much string does she have out ? If she pulls in the string at the rate of 5 cm per second, what will the horizontal distance of the fly from her after 12 seconds ? .