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Find the frequency of minimum distance b...

Find the frequency of minimum distance between compression and rarefaction of a wire. If the length of the wire is lm and velocity of sound in air is `360 m//s`

A

`90 s^(-1)`

B

`180 s^(-1)`

C

`120 s^(-1)`

D

`360 s^(-1)`

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TARGET PUBLICATION-Sound-Exercise
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