a 60-kg skater begins a spin with an angular speed of 6rad/s. By changing the position of her arms, the skater decreases her moment of inertia by 50%. what is the skater's final angular speed? A 60.0-kg skater begins a spin with an angular speed of 6.0 rad/s. By changing the position of herarms, the skater decreases her moment of inertia by 50 %. What is the skater's final angular speed?(а) 3.0 гad/s(b) 4.5 rad/s(c) 9.0 rad/s(d) 12 rad/s(e) 18 rad/s

Given, Mass of a skater m = 60 Kg Angular speed = 6 rad/s Changing the position of her arms, the…

Answered: a 60-kg skater begins a spin with an…

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter8: Rotational Motion

Section: Chapter Questions

Problem 6STP

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a 60-kg skater begins a spin with an angular speed of 6rad/s. By changing the position of her arms, the skater decreases her moment of inertia by 50%. what is the skater's final angular speed?

A 60.0-kg skater begins a spin with an angular speed of 6.0 rad/s. By changing the position of her
arms, the skater decreases her moment of inertia by 50 %. What is the skater's final angular speed?
(а) 3.0 гad/s
(b) 4.5 rad/s
(c) 9.0 rad/s
(d) 12 rad/s
(e) 18 rad/s

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