A torque of 36.2 N. m is applied to an initially motionless wheel which rotates around a fixed axis. This torque is the result of a directed force combined with a friction force. As a result of the applied torque the angular speed of the wheel increases from 0 to 10.5 rad/s. After 6.10 s the directed force is removed, and the wheel comes to rest 61.0 s later. (a) What is the wheel's moment of inertia (in kg · m2)? | kg m2 (b) What is the magnitude of the torque caused by friction (in N m)? N. m (c) From the time the directed force is initially applied, how many revolutions does the wheel go through? revolutions

A torque of 36.2 N. m is applied to an initially motionless wheel which rotates around a fixed axis. This torque is the result of a directed force combined with a friction force. As a result of the applied torque the angular speed of the wheel increases from 0 to 10.5 rad/s. After 6.10 s the directed force is removed, and the wheel comes to rest 61.0 s later. (a) What is the wheel's moment of inertia (in kg · m2)? | kg m2 (b) What is the magnitude of the torque caused by friction (in N m)? N. m (c) From the time the directed force is initially applied, how many revolutions does the wheel go through? revolutions

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter10: Rotational Motion

Section: Chapter Questions

Problem 39P

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