Science, asked by jhar54960, 2 months ago

Sunil is standing between two parallel walls. The wall closest to him is at a
distance of 60m.If he shouts , he hears the first echo after 4 secs and
hears another after another 2 secs.
a)What is the velocity of sound in air?
b)What is the distance between the two walls.

Answers

Answered by alyriyaz186

1

Answer:

plesez mark my ans as brainliest

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