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  • Two closed pipes produce to beats per second when emitting their fundamental nodes.If their lengths are in ratio of 25:26,then fundamental frequency-Option: 1</s

Two closed pipes produce to beats per second when emitting their fundamental nodes.If their lengths are in ratio of 25:26,then fundamental frequency-

Option: 1

270,280


Option: 2

260, 270


Option: 3

260, 250


Option: 4

260, 280


Answers (1)

best_answer

\mathrm{ n_1=n_2=10-0}-------------(1)

using \mathrm{ n_1=\frac{v}{4 l_{1}}\; and\; n_2=\frac{v}{4-l_2}}

\mathrm{\Rightarrow \quad \frac{n_1}{n_2}=\frac{l_2}{l_1}=\frac{26}{25}} ------------------(2)

 

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