Sound WavesHardBloom L3

Question

The figure (i) shows the graphical representation of the air molecules in a tube of air (length = L) at atmospheric pressure on the absolute pressure P(x) graph. Which one of the following pictures corresponds to the absolute pressure P(x) graph of figure (ii).

Options

A.
B.
C.
D.

Solution

Sol. Pressure is highest at compression and lowest at rarefraction.

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