In A Series L-C-R circuit Connected To A Variable Frequency 220-V Source; We have : L = 4.0 H, . Calculate The Resonant Frequency Of The Circuit.   

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In a series L-C-R circuit connected to a variable frequency 220-V source; we have : L = 4.0 H, . Calculate the resonant frequency of the circuit.   


Correct option is

7.96 Hz

The resonant frequency is given by 



              = 7.96 Hz.



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