Physics, asked by Lara52, 1 year ago

A man standing in a hall speaks from a distance of 20 meter from a wall . If the speed of sound at room temperature is 350 m/s , will he be able to hear his own echo ? Justify your answer.

Answers

Answered by ashish350
1
20 ÷1=20 and 350*20= 7000 m/ s
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