Explain the following terms. (1) PSRR (2) Input bias current (3) Input offset Voltage
[3 marks]Draw the circuit diagram of class Bpush-pull amplifier & explain its working.
[4 marks]List and discuss all ideal characteristics of an Op-Amp.
[7 marks]What are the merits and demerits of hybrid parameters?
[3 marks]Write a short note on cross over distortion.
[4 marks]Explain the working of summing amplifier and averaging amplifier when connected in Inverting mode.
[7 marks]Draw the circuit Op-Amp as a Integrator and explain with necessary waveforms.
[7 marks]How to rectify stability and high frequency noise problem in a basic differentiator?
[3 marks]Explain the operation of Zero crossing detector.
[4 marks]Draw and explain Wien Bridge Oscillator.
[7 marks]Compare the inverting and non-inverting comparators.
[3 marks]With the help of circuit diagram explain the working of Schmitt Trigger.
[4 marks]With the help of circuit diagram explain voltage to current convertor with it’s application.
[7 marks]Define : 1)Pass band 2)Cut of frequency 3)Attenuation
[3 marks]Derive the out put voltage equation of basic differentiator.
[4 marks]Explain with circuit diagram the operation of VCO.
[7 marks]Compare Active Filter and Passive Filter.
[3 marks]Compare Astable , Monostable and Bistable Multivibrator
[4 marks]Draw and explain basic block schematic of 79XX series tree terminal voltage regulator ICs.
[7 marks]Explain Butterworth response
[3 marks]List advantages and disadvantages of adjustable voltage regulators.
[4 marks]Explain the working of IC 555 as a Astable Multivibrator.
[7 marks]What is the effect of negative feedback on gain & bandwidth?
[3 marks]Describe the operation of a LM 317 voltage regulator.
[4 marks]Explain the working of PLL using appropriate block diagram
[7 marks]