Alternating CurrentHard

Question

If a resistance of 30Ω, a capacitor of reactant 20Ω , and an inductor of inductive reactant 60Ω are connected in series to a 100 V, 50 Hz power source, then -

Options

A.A current of 2.0 A flows
B.A current of 3.33 A flows
C.Power factor of the circuit is zero
D.Power factor of the circuit is 3/5

Solution

Power factor  =
here Z =
I = = 2 Amp.

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