A 40 mH coil is joined to 2 eV battery through `1M Omega` resistance. Find the time constant of the circuit. What is the maximum current that is established.

A coil of induction 50 H is connected to a battery of emf 2 V through a resistance of 10 ohm. What is the time constant of the circuit and maximum value of current in the circuit ?

When a capacitor discharges through a resistance R, the time constant is tau and the maximum current in the circuit is i_0 . Then,

An inductor of 3H is connected to a battery of emf 6V through a resistance of 100 Omega . Calculate the time constant. What will be the maximum value of current in the circuit ?

A capacitor of 10muF is connected with a resistance of 2.2 M Omega . What is the time constant of the circuit.

A charged capacitor of capacitance 40 muF is discharged through a 50Omega resistance. Determine the time constant of the circuit.

An inductor coil stores 16 joules of energy and dissipates energy as heat at the rate of 320 W when a current of 2 Amp is passed through it. When the coil is joined across a battery of emf 20V and internal resistance 20Omega the time constant for the circuit is tau . Find 100tau ( in seconds).

Find out the value of current through 2Omega resistance for the given circuit.

A coil of inductance 2 H and resistance 10 Omega are in a series circuit with an open key and a cell of constant 100 V with negligible resistance. At time i = 0 , the key is closed. Find (a) the time constant of the circuit. (b) the maximum steady current in the circuit. (c) the current in the circuit at f =1 s .