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The velocity of sound in hydrogen is 127...

The velocity of sound in hydrogen is 1270 ` m*s^(-1) "at" 0^(@)` C and the frequency of a fork is 335 Hz . Find the distance travelled by sound in hydrogen at `0^(@) C and 30^(@)` C in the time in which the fork completes 71 vibrations .

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The correct Answer is:
269 . 16 m , 283 . 57 m
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