A tuning fork of frequency 480 Hz is in unison with pipe closed at one – McqOptions

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1.	A tuning fork of frequency 480 Hz is in unison with pipe closed at one end vibrating in its first overtone. Then fundamental frequency of the pipe is ?
A.	150 Hz
B.	160 Hz
C.	480 Hz
D.	190 Hz
Answer» D. 190 Hz

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