An alternating e.m.f. of 200 V and 50 cycles is connected to a circuit of resistance `3.142 Omega)` and inductance 0.01 H. The lag in time between the e.m.f. and the current is

An alternating emf 200 virtual volts at 50 Hz is connected to a circuit resistance 1omega and inductance 0.01 H . What is the phase difference between the current and the emf in the circuit? Also, find the virtual current in the circuit.

An alternating e.m.f. 100 cos 100 t volt is connected in series to a resistance of 10 ohm and inductance 100mH. The phase difference between the current in the circuit and the e.m.f. is

An alternating e.m.f. 100 cos 100 t volt is connected in series to a resistance of 10 ohm and inductance 100mH. The phase difference between the current in the circuit and the e.m.f. is

An alternating emf of 200 V, 50 Hz is applied a circuit containing a resistance of 100 Omega and inductance of 0.1 H in series. The powerr dissipated in the circuit is

A source of alternating emf of 220 V - 50 Hz is connected in series with a resistance of 200 Omega an inductance of 100 mH and a capacitance of 30 mu F . Does the current lead or lag the voltage and by what angle ?

What will be the self-inductance of a coil, to be connected in a series with a resistance of pi sqrt (3) Omega such that the phase difference between the e.m.f. and the current at 50 Hz frequency is 30^@ ?

An alternating e.m.f. given by e=200 sin 50 t is applied to a circuit containing only a resistance of 50 Omega . What is the value of r.m.s. current in the circuit?

An alternating e.m.f. of 200V,50Hz is applied to a series L-R circuit. If L=(0.4)/(pi) henry and R=30 Omega , then the impendance of the circuit and the current in the circuit will be

A battery having e.m.f. 5 V and internal resistance 0.5 Omega is connected with a resistance of 4.5 Omega then the voltage at the terminals of battery is

An alternating e.m.f. E=10sqrt(2) sin omega volt is applied to a circuit containing a pure inductance L and a resistance and voltage acros the resistance is 6 v between the current and potential difference in this circuit is