A disk of mass m=1 kg and radius r = 20 cm is rotating in counterclockwise direction with a constant angular speed of w = 20 rad/s around a vertical axis that passes through its center as shown in the figure. To slow it down a constant torque is applied and after two full revolution the 1 disk comes to stop. Find the magnitude and direction of the torque applied? (Idisk = mr²). %3D Select one: а. 1 N.m, -Z direction O b. 1 N.m, Z direction 37 I 3 N.m, Z direction C. O d. 3 N.m, counterclockwise direction e. N.m, clockwise direction

A disk of mass m=1 kg and radius r = 20 cm is rotating in counterclockwise direction with a constant angular speed of w = 20 rad/s around a vertical axis that passes through its center as shown in the figure. To slow it down a constant torque is applied and after two full revolution the 1 disk comes to stop. Find the magnitude and direction of the torque applied? (Idisk = mr²). %3D Select one: а. 1 N.m, -Z direction O b. 1 N.m, Z direction 37 I 3 N.m, Z direction C. O d. 3 N.m, counterclockwise direction e. N.m, clockwise direction

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter11: Angular Momentum

Section: Chapter Questions

Problem 89AP: A solid cylinder of mass 2.0 kg and radius 20 cm is rotating counterclockwise around a vertical axis...

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