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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 \(\frac{{{d^2}i}}{{d{t^2}}}at\;t = {0^ + }\) is |
A. | V/L |
B. | -V/R |
C. | 0 |
D. | -RV/L2 |
Answer» E. | |