B.TECH - Semester 3 electronic devices and circuits Question Paper 2019 (mar)
Practice authentic previous year university questions for better exam preparation.
Sample Questions
- Explain why potential divider bias is preferred.
- Explain the advantages of negative feedback.
- Discuss the effect of temperature on Q point.
- Derive the condition for an RC circuit to behave as an integrator.
- Explain the working of clamping circuit.
- Draw the block diagram of a switch mode power supply.
- Draw the block diagram of an operational amplier.
- Explain the significance of double ended power amplifiers.
- Draw the structure of an optocoupler.
- Explain channel width modulation. Answer one full question. Each question carries 20 marks.
- P.T.O.
- i) Clipper ii) Schmitt tigger
- MODULE - IV
- i) Laser diode ii) Liquid crystal displays