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Velocity of sound in air is 320 m/s a pipe closed at one end has a length of 1m, neglecting end corrections, the air column in the pipe can resonate for sound of frequency:

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240 Hz

320 Hz

400 Hz

80 Hz

answer is A, B, D.

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Detailed Solution

$n = \frac{V}{4 l}, \frac{3 V}{4 l}, \frac{5 V}{4 l}$

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