III Internal Test - Analog Electronics -7BPH5C1

Analog Electronics - 7BPH5C1

 III Internal Test

Time : 2 Hrs                                                                  Marks: 40

      PART - A                                                        5 x 2 = 10

1.What is negative feedback?

2. State Barhausen Criterion.

3.Define Bandwidth.

4.Write note on collector efficiency.

5.Draw the symbol of an Op-Amp.

     PART - B                                                      2 x 5 = 10

1.Explain the classification of power amplifiers.
2.List the differences between voltage and power amplifiers.
3.List the Characteristics of an Ideal Op-Amp
4.Explain the working of an Op-Amp as an integrator

           PART - C                                                     2 x 10 = 20

1.With neat circuit diagram explain the working of a push-pull amplifier.Mention its advantages and disadvantages.
2.With neat diagram explain the working of Hartley Oscillator.
3.Discuss the working of Instrumentation Amplifier with appropriate diagram.