Q.
The frequency of a tuning fork is 384 per second and velocity of sound in air is 352 m/s. How far the sound has traversed while fork completes 36 vibration
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a
3 m
b
13 m
c
23 m
d
33 m
answer is D.
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Detailed Solution
λ=vn=352384; during 1 vibration of fork sound will travel 352384m during 36 vibration of fork sound will travel 352384×36=33 m
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