An echo is not heard in a small room.why ? give reason ​

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An echo is not heard in a small room.why ? give reason

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Ngọc Khuê 2 months 2021-07-29T20:48:40+00:00 2 Answers 4 views 0

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    0
    2021-07-29T20:49:47+00:00

    The room is too small it has to be ag least 17.2 meters for the noise to bounce

    0
    2021-07-29T20:50:35+00:00

    Answer:

    They can’t hear an echo in small room because in it the sound can’t be reflected back. For an echo of a sound to be heard,the minimum distance between the source of sound and the walls of the room should be 17.2 m.

    hopw it helps

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