In the experiment for the determination of the speed of sound in air using the resonance column method, the length of the air column that resonates in the fundamental mode, with a tuning fork is 0.1 m. when this length is changed to 0.35 m, the same tuning fork resonates with the first overtone. Calculate the end correction

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0.012 m

0.025 m

0.05 m

0.024 m

answer is B.

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Detailed Solution

Let x be the end correction then according to question.v4(l1+x) = 3v4(l2+x) ⇒ x = 2.5 cm = 0.025 m

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