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The current (i) at time t = 0 and t = ∞  respectively for the given circuit is:

Option 1 -

5 E 1 8 , 1 8 E 5 5

Option 2 -

1 8 E 5 5 , 5 E 1 8

Option 3 -

5 E 1 8 , 1 0 E 1 8

Option 4 -

1 0 E 3 3 , 5 E 1 8

0 3 Views | Posted a month ago
Asked by Shiksha User

  • 1 Answer

  • V

    Answered by

    Vishal Baghel | Contributor-Level 10

    a month ago
    Correct Option - 3


    Detailed Solution:

    At t = 0, no current flows through inductor.

    i = E 6 × 9 6 + 9 = 5 E 1 8

    At t = ∞  , current flows through circuit as if inductor is shorted.

    i = E 5 2 + 4 5 = 1 0 E 3 3

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