Home JEE Main - Previous Year Papers JEE MAIN 2021 PAPER -3 A student is performing the experiment of re…
JEE Main - Previous Year Papers JEE MAIN 2021 PAPER -3 Single Correct MCQ
Published on: August 14, 2026

A student is performing the experiment of resonance column. The diameter of the column tube is . The frequency of the tuning fork is . Speed of the sound at the given temperature is . The zero of the metre scale coincides with the top end of the resonance column tube. The reading of the water level in the column when the first resonance occurs is:

A
B

C
D

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The correct answer is:
B

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