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Electric circuits miscellaneous

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Electric circuits miscellaneous
  1. A series RL circuit is excited at t = 0 by closing a switch as shown in the figure.
    Assuming zero initial conditions, the value of
    d2i
    		 at t = 0+ is
    dt2

    1. V
      L
    2. -V
      R
    3. 0
    4. -RV
      L2
Correct Option: D

NA


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