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When the amplitude of vibration of the main system, while operating at at...

Q.  
When the amplitude of vibration of the main system, while operating at at its original resonant frequency becomes zero, then it is called as ______ absorber.


Answer & Explanation

Answer :   Option: A


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More Questions Dynamics of Machinery:

Q.  
In which direction does the accelerating force acts?

A. Opposite to the motion

B. Along the motion

C. Perpendicular to motion

D. Variable


Answer & Explanation

Q.  
Measurement of natural frequency helps

A. to select the material

B. to select the mass

C. to select the operating speed

D. to select the operator


Answer & Explanation

Q.  
Vibrations due to earthquake is an example of

A. Linear vibration

B. Random vibration

C. all of these

D. none of these


Answer & Explanation

Q.  
For static balancing of shaft

A. the dynamic force acting on the shaft is equal to zero

B. the net couple due to the dynamic force acting on the shaft is equal to zero

C. Both (1) and (2)

D. the net couple due to the dynamic force acting on the shaft is not equal to zero


Answer & Explanation
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