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what is echo

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what is echo

    • Posted by Sangita Ankita 5 years, 4 months ago

    CBSE > Class 09 > Other Subjects
    • 3 answers

    Yogesh Maru 5 years, 4 months ago

    The sound eefect very high rooom full room is close so

    1Thank You

    Yogita Ingle 5 years, 4 months ago

    Echo: The repetition of the sound, which is reflected from a high building or any such surface is called an echo. An echo can be heard only when the distance between the source of sound and the reflecting body is  at least 17 m.

    4Thank You

    A R 5 years, 4 months ago

    the reflection of sound is known as echo

    2Thank You

    ANSWER
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    CBSE > Class 09 > Other Subjects
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    CBSE > Class 09 > Other Subjects
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