JEE Main 20209 Jan, Morning shiftPhysicsMediumElectromagnetic Induction and Alternating Currents149× since 2002
In a fluorescent lamp choke (a small
transformer) 100 V of reverse voltage is
produced when the choke current changes
uniformly from 0.25 A to 0 in a duration of
0.025 ms. The self-inductance of the choke
(in mH) is estimated to be ________.