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Pre-amplifier, attenuator, amplifier, filter and rectifier are various elements of

Q.  
Pre-amplifier, attenuator, amplifier, filter and rectifier are various elements of


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Answer :   Option: A


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More Questions Dynamics of Machinery:

Q.  
When there is a reduction in amplitude over every cycle of vibration, then the body is said to have

A. free vibration

B. forced vibration

C. damped vibration

D. None of the above


Answer & Explanation

Q.  
The viscous damper of damping coefficient is 3000 N-s/m and damping factor is given 0.3, Find the critical damping coefficient

A. 10 N-s/m

B. 100 N-s/m

C. 1000 N-s/m

D. 10000 N-s/m


Answer & Explanation

Q.  
As per survey about community noise in urban areas, the percentage of noise contribution is 'maximum' in following source

A. Heavy Industries

B. Construction Activities

C. Entertainment

D. Transportation


Answer & Explanation

Q.  
If the damping factor is unity the system refers to

A. Critical damped system

B. Over damped system

C. Under damped system

D. All of these


Answer & Explanation
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