Science, asked by nagabros, 5 months ago

A student bangs a drum in the middle of a rectangular hall. Two echoes are detected at 40m/s and 70m/s respectively. If the length of the concert hall is 24m and there is no echo from the ceiling, what is the speed of sound in air?

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Answered by guptaradhesyam819

0

Answer:

49 hour /sec

Explanation:

hope it is help full

Answered by SunkeSai

0

AnswerAnswer:

Answerr

Explanation:

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