Define: (i) Input offset voltage (ii) Input bias current (iii) Cross over distortion in amplifier
[3 marks]Explain the use of external offset voltage compensation circuits in op- amps.
[4 marks]Classify the types of negative feedback and explain each in brief.
[7 marks]State the characteristics of the ideal Op-amp.
[3 marks]Draw and explain Class B Push Pull Amplifier.
[4 marks]Draw a practical inverting amplifier and derive expressions for closed loop voltage gain, input resistance, output resistance.
[7 marks]Describe the phenomenon of common mode rejection ration (CMRR).
[7 marks]State characteristics of comparators.
[3 marks]Explain Slew Rate.
[4 marks]Describe with the help of neat diagram the operation of an instrumentation amplifier using three basic op-amps.
[7 marks]Explain in brief Window Detector.
[3 marks]Describe differential input and differential output amplifier.
[4 marks]Discuss differentiator circuit using Op-amp.
[7 marks]Draw hybrid model for CE and CB configuration.
[3 marks]Compare: Comparator and Schmitt trigger circuits.
[4 marks]Explain Colpitt’s oscillator.
[7 marks]List the two criteria for oscillations.
[3 marks]Explain the block schematic diagram of 79XX series.
[4 marks]Write a note on triangular wave generator.
[7 marks]Draw and discuss block diagram of PLL.
[3 marks]Briefly describe LM317IC.
[4 marks]Describe working of 555 Timer in bistable mode.
[7 marks]Give applications of bistable multivibrator.
[3 marks]Explain in brief the applications of IC555.
[4 marks]Explain voltage to current converter with grounded load.
[7 marks]