My simulation and my hand calculation disagree. Which is wrong?
Often neither: simulators use more detailed component models than hand analysis assumes. Work out whether the difference is explained by an idealization you made. That investigation is usually worth points in itself.
This comes up on Electrical Circuits Support, where it is answered in the context of the work itself.
Not what you asked?
Ask us the actual question
Send the draft, the rubric or the score report with it. You get a real answer and a price before you commit to anything.