⚙️ FE Exam Prep

An op-amp in inverting configuration has gain:

A 1 + Rf/Rin
B −Rf/Rin
C Rf × Rin
D Rf + Rin

✓ Correct Answer: Option B

Inverting amp: Av = −Rf/Rin. Negative sign indicates phase inversion. Non-inverting: Av = 1 + Rf/Rin.

Related FE Exam Prep Questions