88 A 10 V battery connected to 5 2 resistance coil having

Last updated: 6/10/2023

88 A 10 V battery connected to 5 2 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 2 ms The average emf induced across the coil is a 4x 10 V b 2x 10 V c 2x 10 V d 1 x 10 V