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  • 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 resonanates in the fundamental modes, with a tunning fork 0

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 resonanates in the fundamental modes, with a tunning fork 0.1 m. when this length is changed to 0.35 m, the same tunning fork resonates with the first overtone. calculate the end correction-

 

Option: 1

0.011 m 


Option: 2

0.025 m


Option: 3

0.05 m


Option: 4

0.024 m


Answers (1)

best_answer

Let X be the end correction , then according to question-

\mathrm{\begin{gathered} \frac{u}{4\left(l_1+x\right)}=\frac{3 v}{4\left(l_2+x\right)} \\ x=2.5 \mathrm{~cm} \\ x=0.025 \mathrm{~m} \end{gathered}}

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Ritika Kankaria

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