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If the current increases from zero to 1A...

If the current increases from zero to 1A in 0.1 s in a coil of 5 mH then magnitude of induced emf will be

A

5 V

B

0.5 V

C

0.05 V

D

0.005 V

Text Solution

Verified by Experts

The correct Answer is:
C
`e=L(dI)/(dt)`
`=(5xx10^(-3)xx1)/(0.1)=0.05V`
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