There are four samples P, Q, R and S with natural frequencies 64, 96, – McqOptions

MCQOPTIONS

1.	There are four samples P, Q, R and S with natural frequencies 64, 96, 128 and 250 Hz respectively. They are mounted on test setups for conducting vibration experiments. If a loud pure note of frequency 144 Hz is produced by some instrument, which of the samples will show the most perceptible induced vibration?
A.	P
B.	Q
C.	R
D.	S
Answer» D. S

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