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How do the following factor affect the speed of sound in air?Moisture in air. - Physics

Short Note

How do the following factor affect the speed of sound in air?
Moisture in air.

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Solution

The speed of sound increase with an increase in humidity because the moisture in air decrease the density of air and the speed of air is inversely proportional to the density of air. Hence, the sound travels faster in moist air.

Concept: Sound
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APPEARS IN

Frank Class 9 Physics ICSE
Chapter 7 Sound
Production and Propagation of Sound | Q 18.1 | Page 278
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