Q 12-06-019NEETJEE MainEasy
The current in a $0.2$ H coil changes from $5$ A to $1$ A in $0.1$ s. The self-induced emf is
Answer: (A) $8$ V
$|\varepsilon| = L\dfrac{\Delta I}{\Delta t} = 0.2 \times \dfrac{4}{0.1} = 8$ V.
Solution by Sreeraj P, M.Sc Physics