Plz solve it urgently and correctly A machine of mass 100 kg sits on a floor that moves vertically with amplitude of 5 cm at frequencyof 400 rpm. Undamped isolator / vibration absorber are designed for this machine to fit differenttransmissibility requirement.To achieve 85% vibration isolation, the machine is to be mounted on an undamped isolator. Pleaseanswer (a)-(d).(a) Calculate the frequency ratio and fill the value in the following blank.(b) Determine the natural frequency (rad/s) of this system.(c) Design the undamped vibration isolator (find its spring stiffness in N/m).(d) Find out the transmitted displacement (m) of the machine with undamped isolator.

given data:m=100 kgY=5 cmN=400 rpmvibration isolation 85% a) frequency ratio r2=1+TfTfwhere…

Answered: Undamped isolator

Engineering

Mechanical Engineering

Undamped isolator

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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Question

Plz solve it urgently and correctly

A machine of mass 100 kg sits on a floor that moves vertically with amplitude of 5 cm at frequency
of 400 rpm. Undamped isolator / vibration absorber are designed for this machine to fit different
transmissibility requirement.
To achieve 85% vibration isolation, the machine is to be mounted on an undamped isolator. Please
answer (a)-(d).
(a) Calculate the frequency ratio and fill the value in the following blank.
(b) Determine the natural frequency (rad/s) of this system.
(c) Design the undamped vibration isolator (find its spring stiffness in N/m).
(d) Find out the transmitted displacement (m) of the machine with undamped isolator.

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