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What do you mean by an echo? - Physics

One Line Answer

What do you mean by an echo?

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Solution

When the sound strike any object and reflect back, the hearing of reflected sound is called echo.

Concept: Sound
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Chapter 7: Sound - Range of Hearing [Page 284]
Q 15
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Frank Class 9 Physics ICSE
Chapter 7 Sound
Range of Hearing | Q 15 | Page 284
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