If the current changes from 4 A to 6 A in 1 sec induces 40 V in a coil – McqOptions

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1.	If the current changes from 4 A to 6 A in 1 sec induces 40 V in a coil, its inductance is:
A.	20 H
B.	6 H
C.	4 H
D.	40 mH
Answer» B. 6 H

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