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Most Important Selected Qs for JEE AdvancedPhysicsElectromagnetic Induction

The potential difference across a 2 H inductor as a function of time is shown in the figure. At time t=0 , current is zero. Choose the correct statement

Options

  1. ACurrent at t=2 sec is 5 A
  2. BCurrent at t =2 sec is 10 A
  3. CCurrent vs time graph across inductor will be
  4. DCurrent vs time graph across inductor will be

Correct answer

C. Current vs time graph across inductor will be

Step-by-step solution

aligned & Area in ( v _ L - t ) graph = L I & 2 ( i _ f -0 )= 1 2 10 2 & i _ f =5 ~A aligned

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