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A wire is under a tension of 32N and length between the two bridges in 1m. If the length of the sample wire is 10m and its mass is 2 g, then the fundamental frequency of the wire will be
A. 400Hz
B. 200Hz
C. 100Hz
D. 800Hz

1 Answer

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Correct Answer - B
`n=(1)/(2l) sqrt(T/m) = (1)/(2xx1) sqrt((32)/(2xx10^(-4))`
`=1/2xx4xx10^2`
`=400/2 = 200`

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