give two practical applications of reflection of sound waves
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Answer : Two practical applications of reflection of sound waves: (i) Hearing aid: It is a device used by the people who are hard of hearing. Here the sound waves, which are received by the hearing aid are reflected into a narrower area leading to the ear. (ii) Sound boards: Curved surfaces can reflect sound waves.
Explanation : What are the applications of sound?
Sonar is used in navigation, forecasting weather, and for tracking aircraft, ships, submarines, and missiles.
Sound finds many applications in entertainment electronics, radio, cassette, etc.
Sound is very useful in communication.
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