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An echo repeats two syllables. If the ve...

An echo repeats two syllables. If the velocity of sound is 330 m/s, then the distance of the reflecting surface is

A

33 m

B

66 m

C

99 m

D

132 m

Text Solution

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The correct Answer is:
B
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MCGROW HILL PUBLICATION-MISCELLANEOUS QUESTIONS-PART-B
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