The torsional spring is untwisted when the slender uniform rod is in the vertical position. The rod has a length of 0.81 m and a mass of 4.7 kg. The rod is released from rest in the horizontal position shown. What should the stiffness K of the spring be so that the rod will have an angular speed of o = 4 rad/s when it passes the vertical position? The rod rotates freely about the fixed pin support at 0. The motion occurs in a vertical plane. Choose the correct answer.

The torsional spring is untwisted when the slender uniform rod is in the vertical position. The rod has a length of 0.81 m and a mass of 4.7 kg. The rod is released from rest in the horizontal position shown. What should the stiffness K of the spring be so that the rod will have an angular speed of o = 4 rad/s when it passes the vertical position? The rod rotates freely about the fixed pin support at 0. The motion occurs in a vertical plane. Choose the correct answer.

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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