In a resonance tube experiment, the first resonance is obtained when the level of water in the tube is at 26cm from the open ened. Then the next reson
In a resonance tube experiment, the first resonance is obtained when the level of water in the tube is at 26cm from the open ened. Then the next resonance may be obtained , when the level of water will be
A. 32cm
B. 48cm
C. 47cm
D. 50cm
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Correct Answer - D
`e=(l_2-3l_1)/(2) gt 0 therefore l_2 gt 3l_1`
`therefore l_2 gt 3xx16=48 " " l_2 gt 48` i.e. 50cm
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