What is echo in phyics ????
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An echo is a sound that is repeated because the sound waves are reflected back. Sound waves can bounce off smooth, hard objects in the same way as a rubber ball bounces off the ground. Although the direction of the sound changes, the echo sounds the same as the original sound.
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What is echo in phyics ?
↦The sound heard after the reflection of sound on an obtacles is called echo..
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