A siren having a ring of 200 holes makes 132 revolutions per minute. A jet of air is directed on the set of holes. Calculate the frequency of the note produced. (Take the speed of sound in air as \(350 \mathrm{~m} / \mathrm{s}\) )

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A siren having a ring of 200 holes makes 132 revolutions per minute. A jet of air is ...

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