Multiple choice

In the following circuit, switch S is closed at t = 0. The rate of change of current $\dfrac{di}{dt} (0^+)$ is given by

  1. 0

  2. $\dfrac{R_s I_s}{L}$
  3. $\dfrac{(R+R_s) I_s}{L}$
  4. $\infty$
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation