Physics, asked by shaktichand5, 1 year ago

what is the minimum distance required to hear what is the minimum distance required to hear an echo of an inarticulate sound ​

Answers

Answered by sonika28
3

Answer:

the velocity of sound in dry air is approximately 343m/s at a temperature of 25 degree C. therefore reflecting object must be more than 17.2m from the sound of source

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