Basic Electronics Engineering — Summer 2025

Define the p-n junction diode and draw its characteristics.

Explain the working of a Zener diode as a voltage regulator.

Derive the expressions for load line analysis in a diode circuit.

Draw circuit diagram, waveform of a half-wave rectifier.

Explain one series and one shunt clipping circuits with necessary circuit diagram and waveform.

Explain the working of a full-wave bridge rectifier with necessary circuit diagram and waveform.

Explain the working of a full-wave rectifier with a center-tapped transformer.

State the importance of transistor biasing.

Compare between CB, CE, and CC configurations in BJTs with diagram.

Draw and explain CE configuration with input and output Characteristics

Derive relation between α and β.

Explain voltage divider biasing with neat diagram.

Draw and explain CB configuration with input and output Characteristics

Describe the operation of a JFET with neat diagram.

Draw MOSFET and describe the working.

Explain Voltage divider Biasing of JFET with diagram.

State the advantages of JFETs over BJTs.

Draw symbol of MOSFETS. how enhancement MOSFET is different from depletion MOSFET.

Explain Self Biasing of JFET with diagram.

Illustrate LED.

What is a Schottky diode? Explain its advantages over regular diodes.

Discuss the construction and working of a solar cell. Highlight its applications.

Explain Seven segment display.

Explain the working principle of a Tunnel diode.

Discuss the construction and applications of a Varactor diode .