The reactance of an inductor at 50 Hz is `100Omega`. If the frequency is increased to 60 Hz, the reactance of the same inductor becomes
The reactance of an inductor at 50 Hz is `100Omega`. If the frequency is increased to 60 Hz, the reactance of the same inductor becomes
A. `12Omega`
B. `21 Omega`
C. `1.2Omega`
D. `120Omega`
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Correct Answer - D
`(X_(L1))/(X_(L2))=(f_(1))/(f_(2))=(50)/(60)`
`therefore X_(L2)=(f_(2))/(f_(1))X_(L1)=120Omega`
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