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The current in self -inductance L=40 mH...

The current in self -inductance `L=40` mH is to be be increased uniformly from 1 A to 11 A is 4 millisecond . The emf induce in inductor during the process is

A

100 V

B

0.4 V

C

440 V

D

40 V

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The correct Answer is:
A
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