PYQs Based Test - 10 : Analog Electronics

The enhancement type MOSFET in the circuit below operates according to the square law. μₙCₒₓ = 100 μA/V², the threshold voltage (V${}_T$) is 500 mV. Ignore channel length modulation. The output voltage Vₒᵤₜ is

The transistor Q1 has a current gain β1 = 99 and the transistor Q2 has a current gain β2 = 49. The current IB2 in microampere is _______

A common-source amplifier with a drain resistance, R${}_D$ = 4.7 kΩ is powered using a 10 V power supply. Assuming that the transconductance, g${}_m$, is 520 μA/V, the voltage gain of the amplifier is closest to:

The diode D used in circuit below is ideal. The voltage drop V${}_{ab}$ across the 1 kΩ Resistor in volt is ____

In the given circuit, the silicon transistor has β = 75 and collector voltage V${}_c$ = 9V. Then the ratio of R${}_B$ and R${}_c$ is _____.