Physics, asked by hermelaslaptop, 9 months ago

how far away should a cliff wall be from source of sound to give an echo in 4sec ( given the speed of sound at 0 degree celcius is 331 m/s )

Answers

Answered by pathakpraneel

0

Answer:

abcsdefghijknegfjtdncvqrstwxyz

Answered by harshvardhangau

1

Answer:

echo is produced when the sound reflects from the surface that means its has to travel a distance 2 times ..

therefore , plzz refer to the attachment..

hope it helps..

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