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Q. Two identical inductance carry currents that vary with time according to linear laws (as shown in figure). In which of two inductance is the selfinduction emf greater?Physics Question Image

Electromagnetic Induction

Solution:

$\varepsilon=-L \frac{d i}{d t},-\frac{d i}{d t}$ is more for $1$
$\varepsilon=\left[\frac{L(E / R)^{2}}{4(L / R)}\right]=\frac{E^{2}}{4 R}$