A 110 kg machine is mounted on an elastic foundation of stiffness 2×106 N/m. When operatingat 150 rad/s, the machine is subjected to a harmonic force of magnitude 1500 N. The steadystate amplitude of the machine is measured as 1.9 mm.Find•the frequency ratiothe amplitude ratio or the magnification factorWhat is the damping ratio of the foundation?

Calculated frequency ratio and magnification factor and damping ratio of the foundation.

Answered: A 110 kg machine is mounted on an…

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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- A (50 kg) mass is hanging from a spring of stiffness (5 *10ª N/m). A harmonic force has magnitude (100 N) and frequency (100 rad/s) is applied to the system. Determine the following: a) The Amplitude of the forced response if the c. b) The natural frequency of the system.
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