waves

Question: The stationary wave $y=2a\sin kx\cos \omega \,t$ in a closed organ pipe is the result of the superposition of $y=a\sin (\omega \,t-kx)$and

1) $y=-a\cos (\omega \,t+kx)$

2) $y=-a\sin (\omega \,t+kx)$

3) $y=a\sin (\omega \,t+kx)$

4) $y=a\cos (\omega \,t+kx)$

Solution:

Explanation: No Explanation

Organ Pipe Vibration of air column

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