Question

A spring-mass system is guided to move only in the vertical direction. The guideways cause a dry frictional force of 19.6 N on the mass. Mounted on the mass is a counter rotation eccentric with a total unbalance of 0.017 kg-m. The spring-mass system has a natural frequency of 8.5 Hz and a mass of 3.8 kg. Find the amplitude of vibration of the mass
(1.) At 400 rpm,
(2.) At 1000 rpm.

Answer 1

Explanation:

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Answer 2

ANSWER IS ATTACHED IN GIVE WORD FILE WHERE I GIVE COMPLETE SOLUTION WITH...