799_Dynamics 11ed Manual

799_Dynamics 11ed Manual - Engineering Mechanics - Dynamics...

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Engineering Mechanics - Dynamics Chapter 22 Solution: k 2 r θ () 2 r W g r 2 2 W g r 2 + '' = '' 8 kg 3 W + 0 = ω n 8 kg 3 W = θθ 0 cos n t () = 0 0.40 rad = n 29.3 rad s = Problem 22-18 The pointer on a metronome supports slider A of weight W, which is positioned at a fixed distance a from the pivot O of the pointer. When the pointer is displaced, a torsional spring at O exerts a restoring torque on the pointer having a magnitude M = k where represents the angle of displacement from the vertical. Determine the natural period of vibration when the pointer is displaced
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This note was uploaded on 08/16/2011 for the course EGN 3321 taught by Professor Christianfeldt during the Spring '08 term at University of Central Florida.

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