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An open pipe is in resonance in its fund...

An open pipe is in resonance in its fundamental mode. Air, hydrogen and ethane are filled in succession in this pipe. The speed of sound is different in these three media on account of which

A

only the wavelength changes

B

both frequency and wavelength change

C

only the frequency changes

D

neither frequency nor wavelength changes

Text Solution

Verified by Experts

The correct Answer is:
C
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