The 46-kg rod is released from rest when 0 = 45°. (Figure 1) Part A Determine the angular velocity of the rod when 0 = 0°. The spring is unstretched when 0 = 45°. Express your answer to three significant figures and include the appropriate units.

The 46-kg rod is released from rest when 0 = 45°. (Figure 1) Part A Determine the angular velocity of the rod when 0 = 0°. The spring is unstretched when 0 = 45°. Express your answer to three significant figures and include the appropriate units.

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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The 18-kg rod AB is pin-connected at A and subjected to a couple moment of M =15 N- m The rod is released from rest when the spring is unstretched at 0 = 30°. As the rod rotates, the spring always remains horizontal, because of the roller support at C. (Figure 1) Determine the rod' s angular velocity, measured clockwise, at the instant 0 = 60°. Express your answer using three significant figures. Enter positive value if the angular velocity is clockwise and negative value if the angular velocity is counterclockwise. vec rad/s k = 40 N/m 0.75 m M = 15 N- m
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