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which one of the followings is a type of vibration control

Q.  
which one of the followings is a type of vibration control


Answer & Explanation

Answer :   Option: D


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More Questions Dynamics of Machinery:

Q.  
Transmissibility is defined as the ratio of

A. Force transmitted to support and excitation force

B. Displacement amplitude of mass and displacement amplitude of support

C. Both options (1) and (2)

D. Force transmitted to support and inertia force


Answer & Explanation

Q.  
When it can be confirmed that critical speed of shaft is occuring?

A. Shaft vibrates violently in transverse direction

B. Shaft vibrates violently in linear direction

C. Shaft vibrates violently in longitudinal direction

D. Shaft vibrates violently in circular direction


Answer & Explanation

Q.  
What is the effect of a rotating mass of a shaft on a system?

A. Bend the shaft

B. Twist the shaft

C. Extend the shaft

D. Compress the shaft


Answer & Explanation

Q.  
Free torsional vibrations will occur in a three rotor system only if all rotors have

A. Same mass

B. Same diameter

C. Same frequency

D. Same inertia


Answer & Explanation
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