Sinusoidal response of circuits The switch is closed at t = 0. Determine the current i(t) for t >= 0. ECE 201 Circuit Theory I

Write KVL around the loop ECE 201 Circuit Theory I

The complete solution ECE 201 Circuit Theory I

“Steady-State” solution (This is what we study now) “Transient” solution “Steady-State” solution (This is what we study now) ECE 201 Circuit Theory I

Steady-state solution Sinusoidal The frequency is the same as the frequency of the input signal Maximum amplitude is different from that of the source Phase angle differs from that of the source ECE 201 Circuit Theory I

Solve for these ECE 201 Circuit Theory I