A gun is fired and an echo heard at the same place 0.6s later. How far is the barrier, which reflected the sound from the...

A gun is fired and an echo heard at the same place 0.6s later. How far is the barrier, which reflected the sound from the gun? (Speed of sound in air=330ms^-1

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Kavungya answered the question on May 20, 2019 at 09:35

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