Question

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Describe with the help of a diagram, how compressions and rarefactions are produced in the air near a source of sound.​

Answer 1

Answer:

Sound is a form of energy which is produced by vibration of objects. Vibrations are rapid to and fro motion of an object.

When a body vibrates, a disturbance is created in the medium by the particles.

This disturbance travels in the form of waves. This produces sound.

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Explanation:

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Answer 2

Answer: Compressions and rarefactions are produced because of the disturbance in medium caused by sound wave. Sound waves propagate because of compressions and rarefactions of the particles of the medium.

Explanation:

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