Briefly explain block-diagram representation of op-amp.
[3 marks]List the advantages of negative feedback in amplifiers.
[4 marks]Explain in detail class Bpush pull power amplifier with circuit diagram.
[7 marks]What is the effect of negative feedback on bandwidth? Explain briefly.
[3 marks]Define following: (1) PSRR (2) CMRR (3) Input bias current (4) Gain-Bandwidth product
[4 marks]Explain in detail closed-loop differential amplifier with one op-amp.
[7 marks]Explain in detail JFET amplifier in common drain configuration.
[7 marks]List out the characteristics of ideal op-amp.
[3 marks]Draw and explain equivalent circuit of op-amp.
[4 marks]Write a short-note on summing, scaling and averaging amplifier in inverting mode.
[7 marks]Draw and explain voltage-to-current converter circuit with grounded load.
[3 marks]Write a short-note on the peaking amplifier.
[4 marks]Define input offset and output offset voltages. Draw and explain the offset null circuit for op-amp 741.
[7 marks]Write a short-note on Slew rate along with effect of slew rate in applications.
[3 marks]Briefly explain:
[4 marks]Open-loop inverting amplifier (ii) Open-loop non-inverting amplifier.
[ marks]Write a short-note on second-order low-pass butterworth filter.
[7 marks]State the advantages of active filters over passive filters?
[3 marks]Describe the operation of a LM 317 voltage regulators.
[4 marks]Explain the practical integrator circuit with diagram and waveforms.1
[7 marks]Compare positive and negative feedbacks for amplifiers.
[3 marks]Draw the neat sketch of Schmitt Trigger circuit and explain how it works.
[4 marks]Explain the working of IC 555 as an astable multivibrator.
[7 marks]Briefly explain the block diagram of 555 timer IC.
[3 marks]Draw and discuss block diagram of PLL.
[4 marks]Draw and explain instrumentation amplifier using op-amp.
[7 marks]