The angular momentum of a flywheel having a rotational inertia of 0.276 kg-m² about its central axis decreases from 7.60 to 0.430 kg-m?/s in 4.90 s. (a) What is the magnitude of the average torque acting on the flywheel about its central axis during this period? (b) Assuming a constant angular acceleration, throug what angle does the flywheel turn? (c) How much work is done on the wheel? (d) What is the magnitude of the average power done on the flywheel? (a) Number Units

The angular momentum of a flywheel having a rotational inertia of 0.276 kg-m² about its central axis decreases from 7.60 to 0.430 kg-m?/s in 4.90 s. (a) What is the magnitude of the average torque acting on the flywheel about its central axis during this period? (b) Assuming a constant angular acceleration, throug what angle does the flywheel turn? (c) How much work is done on the wheel? (d) What is the magnitude of the average power done on the flywheel? (a) Number Units

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter12: Rotation I: Kinematics And Dynamics

Section: Chapter Questions

Problem 60PQ

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