engineering recuitment FCI JE 2022 Mock Test for CE/ME/EE (Phase I & II) Analog Electronics Field Effect Transistors FET Amplifier
In a CD JFET configuration, if \(r_0 = \frac 1 {g_m}\) then:
1
\(A_V = \frac {R_{net}}{r_0 + R_{net}}\)
2
\(A_V = \frac {R_{net}}{r_0}\)
3
Av = 1 for r0 ≫ Rnet
4
Av = 0 for r0 ≈ Rnet
5
\(A_V = \frac{r_0}{R_{net}}\)