waves

Related Questions

• An organ pipe ${{P}_{1}}$ closed at one end vibrating in its first overtone and another pipe ${{P}_{2}}$ open at both ends vibrating in its third overtone are in resonance with a given tuning fork. The ratio of lengths of ${{P}_{1}}$ and ${{P}_{2}}$ is

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• Two adjacent piano keys are struck simultaneously. The notes emitted by them have frequencies ${{n}_{1}}$ and ${{n}_{2}}$. The number of beats heard per second is

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