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. \(\frac{E}{La} \left(e^{-at}+e^{\frac{Rt}{L}}\right)\)


Discussion

No Comment Found