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In a coil having e.m.f. of 8 V induced for 0.05 s. The value of current changes

In a coil having e.m.f. of 8 V induced for 0.05 s. The value of current changes from 2 A to 4 A. The value of coefficient of self induction of the coil is

Options

(a) 10.8 H
(b) 0.4 H
(c) 0.2 H
(d) 0.1 H

Correct Answer:

0.2 H

Explanation:

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