117. In a certain common-source D-MOSFET amplifier, Vds =3.2 V r.m. and Vgs = 280 mV r.m.s. The voltage gain is_______________? September 7, 2025 by Admin A. 1 B. 11.4 C. 8.75 D. 3.2 ✅ The correct answer is option B.