A disk has a moment of inertia of 3.0 X 10-4 kg.m2 and rotates with an angular speed of 9 rev/sec. What net torque must be applied to bring it to rest within 3 s? O a. 0.001 N.m O b. 0.006 N.m O c. 0.011N.m d. 0.016N.m

A disk has a moment of inertia of 3.0 X 10-4 kg.m2 and rotates with an angular speed of 9 rev/sec. What net torque must be applied to bring it to rest within 3 s? O a. 0.001 N.m O b. 0.006 N.m O c. 0.011N.m d. 0.016N.m

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter6: Uniform Circular Motion And Gravitation

Section: Chapter Questions

Problem 7PE: A truck with 0.420-m-radius tires travels at 32.0 m/s. What is the angular velocity of the rotating...

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Question

A disk has a moment of inertia of 3.0 X 10-4 kg.m2 and rotates with an angular speed of 9 rev/sec.
What net torque must be applied to bring it to rest within 3 s?
a. 0.001 N.m
b. 0.006 N.m
c. 0.011N.m
d. 0.016N.m

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