1.

A man standing between two parallel cliffs, fires a gun and hears two successive echoes after 4 and 6 seconds. Calculate the distance between the cliffs. (Vel. of sound in air is 330 ms−1)

Answer»

A man standing between two parallel cliffs, fires a gun and hears two successive echoes after 4 and 6 seconds. Calculate the distance between the cliffs. (Vel. of sound in air is 330 ms−1)




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