ESE 2021 Technical Quiz || Circuits Analysis and Applications of Diodes, BJT and MOSFET-1

Common emitter current gain h_EE of a BJT is

If the value of α is 0.9, then the value of β is _____

Consider the following statements for different configuration of BJT?

1. Common emitter configuration has high voltage and current gains.

2. Common base configuration is used for audio frequency applications.

3. Current gain of common base configuration is less than 1.

4. Common emitter is used for impedance matching.

Which of the above statements are correct?

Threshold voltage in transfer characteristics of MOSFET is the:

Consider the following parameters for D₁ & D₂ and C₁ & C₂→ very large value capacitance if V_in = very small input signal .