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A man stands in front of a hillock and f...

A man stands in front of a hillock and fires a gun. He hears an echo after 1.5 sec . The distance of the hillock from the man is (velocity of sound in air is 330 m/s )

A

220m

B

247.5m

C

268.5m

D

292.5m

Text Solution

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The correct Answer is:
B
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