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In an A.C. sub-circuit as shown in figur...

In an A.C. sub-circuit as shown in figure, the resistance `R = 0.2 Omega`. At a certain instant `V_(A) -V_(B) = 0.5 V`, l= 0.5 A, and current is increasing at the rate of `(Delta l)/(Delta t)= 8 A//s`. The Inductance of the coil is

A

0.01 H

B

0.05 H

C

0.02 H

D

0.5 H

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The correct Answer is:
B
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