A torsional pendulum consists of a 5 kg. uniform disk with a radius of 0.25 m attached at its center to a rod 1.8 m in length. The torsional spring constant is 0.625 Nm/rad. Disregarding the mass of the rod, what is the undamped natural circular frequency of the torsional pendulum? I. 1.2 rad/s II. 1.0 rad/s Please explain Why III. I=mR², Not 1/2mR²? 1.4 rad/s IV. 2.0 rad/s

A torsional pendulum consists of a 5 kg. uniform disk with a radius of 0.25 m attached at its center to a rod 1.8 m in length. The torsional spring constant is 0.625 Nm/rad. Disregarding the mass of the rod, what is the undamped natural circular frequency of the torsional pendulum? I. 1.2 rad/s II. 1.0 rad/s Please explain Why III. I=mR², Not 1/2mR²? 1.4 rad/s IV. 2.0 rad/s

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

Chapter12: Oscillatory Motion

Section: Chapter Questions

Problem 29P: The angular position of a pendulum is represented by the equation = 0.032 0 cos t, where is in...

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