A 10 V battery connected to `5omega` resistance coil having inductance 10 H through a switch drives a constant current in the circuit. The switch is suddenly opened and the time taken to open it is 2ms. The average emf induced across the coil is

A 12 V battery connected ot a 6 Omega, 10 H coil through a switch drives a constant current in the ciructit. The switch is suddenly opened. Assuming that it took 1 ms to open the swith, calculate the average emf induced across the coil.

A 12 V battery connected ot a 6 Omega, 10 H coil through a switch drives a constant current in the ciructit. The switch is suddenly opened. Assuming that it took 1 ms to open the swith, calculate the average emf induced across the coil.

A 12 V battery connected ot a 6 Omega, 10 H coil through a switch drives a constant current in the ciructit. The switch is suddenly opened. Assuming that it took 1 ms to open the swith, calculate the average emf induced across the coil.

(a) When the current in a coil changes from 8A to 2A in 3xx10^(-2)s , the emf induced in the coil is 2V . The self-induced of coil in mH (b) A 12V battery conneted to a 6Omega . 10H coil through a switch drives a constant current in the circuit. The switch is suddenly opened. Assuming that it took 1msec to open the switch, calculate the average emf induced across the coil. (c) The equivalent inductance of two inductored in series. What is the value of inductances of the individual inductors? (d) If i=5A and decreasing at a rate of 10^(3) (A/sec), find V_(B)-B_(A) .

A coil of self-inductance 15 H is connected to a battery of 10 V through a 5 Omega resistor and a switch. The switch is suddenly opened in 2 ms. Calculate the average emf induced in the coil.

In the circuit, a battery of emf E, a resistance R and inductance coil L_(1) and L_(2) and switch S are connected as shown. In Fig. Initially the switch is open

In the circuit, a battery of emf E, a resistance R and inductance coil L_(1) and L_(2) and switch S are connected as shown. In Fig. Initially the switch is open

A coil of 10 H inductance and 5 Omega resistance is connected to 5 volt battery in series . The current in ampere in circuit 2 seconds after switched is on :-