1.

Two circuits have coefficient of mutual induction of 0.09 henry. Average e.m.f. induced in the secondary by a change of current from 0 to 20 ampere in 0.006 second in the primary will be [MP PET 1992]

A. 120 V
B. 80 V
C. 200 V
D. 300 V
Answer» E.


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