A coil of inductance `0.20 H` is connected in series with a switch and a cell of emf `1.6 V`. The total resistance of the circuit is `4.0 Omega`. What is the initial rate of growth of the current when the switch is closed?

A coil has an inductance of 0.5 H is connected in series with a resistance of 50 Omega to 240 V, 50 Hz AC. The maximum current in the circuit is

An inductor of 5 m H is connected in series with a resistor of resistance 4 Omega . A battery of 2 V is connected across the circuit through a switch . Calculate the rate of growth of current just after the switch is on .

A coil has an inductance of 0.7 H and is joined in series with a resistance of 220 Omega . When an alternating e.m.f of 220 V at 50 c.p.s. is applied to it, then the wattless component of the current in the circuit is

A cell of 1.5V is connected across an inductor of 2mH in series with a 2 Omega resistor. What is the rate of growth of current immediately after the cell is switched on.

A cell of 1.5V is connected across an inductor of 2mH in series with a 2 Omega resistor What is the rate of growth of current immediately after the cell is switched on.

An inductor of inducance 5.0 H, having a negligible resistance, is connected in series with a 100 Omega resistor and a battery of emf 2.0 V. Find the potential difference across the resistor 20 ms after the circuit is switched on.