Question

27. When the current changes from +2 A to
- 2 A in 0.05 s, an e.m.f. of 8 V is induced
in a coil. The coefficient of self-
induction in the coil is?
a. 0.1 H
b. 0.2 H
c. 0.4 H
d. 0.8 H​

Answer 1

Answer:

o.1 H

Explanation:

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