A resonance tube is old and has jagged end. It is still used in the laboratory to determine velocity of sound in air. A tuning fork of frequency mark near the open end of the tube. The 512 Hz e produces first resonance when the tube is filled with water to a mark 11 cm below a reference experiment is repeated with another fork of frequency 256 Hz which produces first resonance when water reaches a mark 27 cm below the reference mark. The velocity of sound in air, obtained in the experiment is close to

A resonance tube is old and has jagged end. It is still used in the la

1.	A resonance tube is old and has jagged end. It is still used in the laboratory to determine velocity of sound in air. A tuning fork of frequency mark near the open end of the tube. The 512 Hz e produces first resonance when the tube is filled with water to a mark 11 cm below a reference experiment is repeated with another fork of frequency 256 Hz which produces first resonance when water reaches a mark 27 cm below the reference mark. The velocity of sound in air, obtained in the experiment is close to
A.	328 ms-1
B.	341 ms-1
C.	322 ms-1
D.	335 ms-1
Answer» B. 341 ms-1

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