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C192024 Pages:2

frequency of oscillations
List out the advantages and disadvantages of a transformer coupled multistage
amplifier.

How CMRR and Slew rate influence the performance of an opamp?

PART D
Answer any twofull questions, each carries 10 marks.
With neat circuit diagram, explain the operation of an Instrumentation amplifier

and derive an expression for its voltage gain. What are its advantages?

Draw the internal circuit diagram of 555 IC and explain its operation as astable
multivibrator.

Explain the working of half wave precision rectifier using neat circuit diagram
With neat circuit diagram explain the operation of Wien bridge oscillator using

opamp.

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