A varying current in a coil changes from 10 amp to zero in 0.5 sec. If – McqOptions

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1.	A varying current in a coil changes from 10 amp to zero in 0.5 sec. If average EMF is induced in the coil is 220 volts, the self-inductance of coil is [EAMCET 1994; MH CET (Med.) 1999]
A.	5 H
B.	10 H
C.	11 H
D.	12 H
Answer» D. 12 H

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