Alternating CurrentHard

Question

For the LCR circuit, shown here, the current is observed to lea the applied voltage. An additional capacitor C′, when joined with the capacitor C present in the circuit, makes the power factor of the circuit unity. The capacitor C′, must have been connected in :
                                                         

Options

A.series with C and has a magnitude
B.series with C and has a magnitude
C.parallel with C and has a magnitude
D.parallel with C and has a magnitude

Solution


ωL =
C′ =
option (3)

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