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प्रश्न
What is meant by 'reflection of sound' ? What type of surfaces are the best for reflecting sound ?
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उत्तर
The bouncing back of sound when it strikes a hard surface is called reflection of sound. The reflecting surface should be hard and large for sound to reflect from it.
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संबंधित प्रश्न
An echo returned in 3 s. What is the distance of the reflecting surface from the source, given that the speed of sound is 342 m s−1?
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