A man fires a gun towards a hill and hears its echo after 5 seconds. He then moves 310 m towards the hill and fires his gun again. This time he hears the echo after 3 seconds. Calculate the velocity of sound.

300 m/s

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310 m/s

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330 m/s

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340 m/s

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Solution

The correct option is B
310 m/s

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A man fires a gun towards a hill and hears its echo after 5 seconds. He then moves 310 m towards the hill and fires his gun again. This time he hears the echo after 3 seconds. Calculate the velocity of sound.

The correct option is B 310 m/s

The correct option is B
310 m/s