An inductance of `2.0 H`, a capacitance of `18 muF` and a resistance of `10 kOmega` are connected to an AC source of `20 V` with adjustable frequency. (a) What frequency should be chosen to maximise the current in the circuit? (b) What is the value of this maximum current?

An inductance of 0.5 H, a capacitor of capacitance 10^(-9)F and a resistane of 100Omega are connected in series across AC source of emf 10 V. the current through the circuit at resonance is

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 of inductance 2H and a resistance of 10 Omega are connected in series to an ac source of 1109 V, 60 Hz. The current in the circuit will be

An inductor of inductance 2H and a resistance of 10 Omega are connected in sereis to an ac source of 1109 V, 60 Hz. The current in the circuit will be

An inductance of 0.5 H, a capacitance of 1muF and a resistance of 100 Omega are connected in series and a source of A.C. emf of r.m.s. value 20 V and frequency 50 Hz is connected across the combination. The average power consumed over one cycle is

An inductor L, capacitor of 20 mu F and a resistor of 10 Omega are connected in series with 220 V, 50 Hz a.c. supply. If current is in phase with the voltage, calculate the inductance. What is the value of current in the circuit ?

An inductor has a resistance R and inductance L .It is connected to an A.C source of e.m.f E_(v) and angular frequency omega , then the current I_(v) in the circuit is

Find the value of current through an inductance of 2.0 H and negligible resistance, when connected to an a.c. source of 150 V, 50 Hz .