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The frequency of the 5th harmonic of a p...

The frequency of the 5th harmonic of a pipe closed at one end is 680 Hz. If the speed of the sound is 340 m/s then the length of the pipe will be

A

125 cm

B

75 cm

C

62.5 cm

D

37.5 cm

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AAKASH INSTITUTE ENGLISH-MOCK TEST 7-Exercise
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