On producing the waves of frequency 1000 Hz in a Kundt's tube, the total distance between 6 successive nodes is 85 cm. Speed of sound in the gas filled in the tube is
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a
330 m/s
b
340 m/s
c
350 m/s
d
300 m/s
answer is B.
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Detailed Solution
Distance between six successive node=5λ2=85cm⇒λ=2×855=34 cm=0.34 mTherefore, speed of sound in gas =nλ=1000×0.34=340 m/s