A 40-kg disk shown is pin supported at its center. It starts from the rest and rotates to attain an angular velocity of 2 rad/s. The disk is acted upon by a constant couple moment M 10 N.m clockwise. The spring is originally unstretched and its cord wraps around the rim of the disk. 0.2m m= 10 NM k10m a) (10 points) Find the kinetic energy of the disk. b) (30 points) Determine the angle through which the disk rotates

A 40-kg disk shown is pin supported at its center. It starts from the rest and rotates to attain an angular velocity of 2 rad/s. The disk is acted upon by a constant couple moment M 10 N.m clockwise. The spring is originally unstretched and its cord wraps around the rim of the disk. 0.2m m= 10 NM k10m a) (10 points) Find the kinetic energy of the disk. b) (30 points) Determine the angle through which the disk rotates

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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