MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
| 1. |
A voltage Ee-at is applied at t=0 to a circuit containing inductance L and resistance R. Determine the current at any time t. |
| A. | ( frac{Ee^{-at}}{L-Ra} left(e^{ frac{-Rt}{L}} right) ) |
| B. | ( frac{E}{R-La} left(e^{-at}-e^{ frac{-Rt}{L}} right) ) |
| C. | ( frac{E}{La} left(e^{-at}+e^{ frac{Rt}{L}} right) ) |
| D. | ( frac{Ee^{-at}}{R} left(1-e^{ frac{-Rt}{L}} right) ) |
| Answer» C. ( frac{E}{La} left(e^{-at}+e^{ frac{Rt}{L}} right) ) | |