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An open pipe is suddenly closed at one end as a result, frequency of third harmonic of the closed pipe is found to be higher by 100 Hz than the fundamental frequency of the open pipe. The fundamental frequency of the open pipe is

a
66.66 Hz
b
300 Hz
c
240 Hz
d
266.66 Hz

detailed solution

Correct option is A

Frequency of third harmonic of closed pipe = Frequency of fundamentalFrequency of open pipe =

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