Aerospace Engineering > GATE 2014 > Vibrations
A damped single degree of freedom system whose undamped natural frequency ,ωn=10Hz, is subjected to sinusoidal external force. Power is half of the maximumfor the two frequencies of 60.9469 rad/s and 64.7168 rad/s. The damping factor associated with the vibrating system (in %) is
Correct : 2.95 to 3.05
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