engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Physics Electromagnetic Induction and Inductance Self-Induction
A current of 4.0 A is maintained in a coil of self-inductance 8.0 mH. The energy stored in the coil is:
1
64 mJ
2
128 mJ
3
32 mJ
4
16 mJ