The angular frequency of `A.C.` at which `1` mH inductor has a resistance of `1Omega` is

If omega is angular frequency of a.c., then the reactance offered by inductance L and capacitance C are X_(L) ……………………..and X_(C ) ……………

An inductor of 200 mH, capacitor of 400 mu F and a resistance of 10 ohm are connected in series to an a.c. source of 50 V of varialbe frequency. Calculate (i) angular frequency at which maximum power dissipation occurs in the circuit and the corresponding value of effective current, and (ii) value of Q factor is the circuit.

An inductor and a capacitor are joined in series to an AC source. The frequency of the AC is gradually increased. The phase difference varphi between the emf and the current is plotted against nthe angular frequency omega . Which of the following best represents the resulting curve?

On decreasing the angular frequency of A.C. source used in L-C-R series circuit, the capacitive reactance ...... and inductive resistance ......

An inductor of resistance 80 Omega is connected to an AC source of frequency 50 Hz . Calculate the inductance if the impedance of circuit is 150 Omega .