A) 50 Hz
B) 100 Hz
C) 200 Hz
D) 25 Hz
Correct Answer: A
Solution :
Frequency, \[f=\frac{1}{2l}\sqrt{\frac{T}{\rho }}\] \[=\frac{1}{2\times 1}\sqrt{\frac{10\times 9.8}{9.8\times {{10}^{-3}}}}\] \[=\frac{1}{2}\sqrt{{{10}^{4}}}\] \[=\frac{100}{2}=50\,Hz\]You need to login to perform this action.
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