A skater rotating about a vertical axis pulls her arms inward. Ignoring all frictional effects,
Channel: Doubtnut
Date: 2020-07-26

A skater rotating about a vertical axis pulls her arms inward. Ignoring all frictional effects, which of the following statements are true? Denote the magnitude of her angular velocity by `omega`, the magnitude of her angular momentum by `L`, and her kinetic energy by `E_(k)`.