Physics, asked by Chpalagani87, 1 year ago

An echo is not heard in a small room

Answers

Answered by kannu54
4
because a distance of 17m is required for echo
Answered by subeditika273
3

Answer:

The phenomenon of reflection of sound from a surface is called echo. 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.

Explanation:

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