Question

At compressions, the density and pressure of a medium is ……………, while at rarefactions the density and pressure of a medium is ……………
(a) minimum, minimum
(b) minimum, maximum
(c) maximum, maximum
(d) maximum, minimum

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Answer

(d) maximum, minimum

Reason — At compressions, the density and pressure of a medium is maximum, while at rarefactions the density and pressure of a medium is minimum.

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