A tuning fork with frequency 800 Hz produces resonance in a resonance column tube with upper end open and lower end closed by water surface. Successive resonance are observed at length 
and 52.75 cm. The speed of sound in air is [NEET 2019]
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
For vibrating turning fork over a resonance tube, the first resonance is obtained at the length,
… (i)
and for second resonance,
… (ii)
From Eqs. (i) and (ii), we get
Here, 
.
On substituting the given values in Eq. (iii), we get
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