UNIT -01 : DIODE CIRCUITS
1. Define Diode?
2. What is Depletion Region in PN junction?
3. Mention the Types of Biasing?
4. Define Cut in Voltage?
5. Define Reverse Saturation current?
6. Define Break Down?
7. Define Rectifier?
8. Explain the formation of Depletion Region in P-N junction Diode?
Comment on the effect of depletion region with due to external
voltage?
9. Explain the Diode Volt Amphere characteristics with neat diagram?
10. Explain Zener Breakdown in detail and also draw the Break down
characteristics?
11. Explain Avalanche Breakdown in detail and also draw the Break down
characteristics?
12. Explain the Working Principle of Halfwave Rectifier circuit?
13. Explain the Working Principle of Center Explain the Working Principle of
Centertapped Fullwave Rectifier circuit?
14. tapped Fullwave Rectifier circuit?
15. Explain the Working Principle of Fullwave Bridge Rectifier circuit?
16. Explain the classification of Clippers?
17. Explain positive Series clipper with any example?
18. Explain negative Shunt clipper with any example?
19. Explain the concept and types of Biased clipper?
20. Explain the positive Clamping circuit?
21. Explain the negative Clamping circuit?
22. Explain the Biased Clamping circuits and its types?
UNIT-02 : BJT AND JFET CIRCUITS
1. What is Bipolar Junction Transistor?
2. What are the types of BJT?
3. Define Amplifier?
4. Define Active Region?
5. Define Saturation Region?
6. Define Cut off Region?
7. Explain the Principle and Operation of NPN Transistor?
8. Explain the Principle and Operation of PNP Transistor?
9. Explain the input and output characteristics of CE Configuration?
10. Explain the input and output characteristics of CB Configuration?
11. Explain the input and output characteristics of CC Configuration?
12. Explain BJT acts as a Switch?
13. Explain BJT acts as a Amplifier?
14. Draw the DC and AC Load line and Explain Operating Point?
15. Explain the Principle and Structure of JFET?
16. Explain the N-Channel JFET briefly?
17. Explain the P-Channel JFET briefly?
18. Calculation of current gain(Ai), input impedance(Zi), voltage gain(Av)
and output impedance(Yo) for a given CE Amplifier with the following
data?
19. Explain the Drain current characteristics?
20. Explain the Principle and Construction of UJT?
UNIT-03 : OPERATIONAL AMPLIFIERS
1. Define the Operational Amplifer?
2. Draw the Block diagram of the Operational Amplifier?
3. What is the output volatage(Vo) for Inverting Amplifier?
4. What is the output volatage(Vo) for Non-Inverting Amplifier
5. Explain the Ideal characteristics of OP-AMP?
6. Explain about the Inverting Amplifier?
7. Explain about the Non-Inverting Amlpifier?
8. Explain the Pin configuration of LM-741 IC?
9. Explain Voltage Follower circuit briefly?
10. Explain the DC characteristics of the OP-AMP?
11. Expain the Terms i) input bias current
ii) input offset currnt
iii) input offset voltage
in DC Characteristics of OP-AMP?
12. Explain the construction and working of the Operational Amplifier with
Block Diagram?
Unit 4:LINEAR & NONLINEAR APPLICATIONS OF OP-AMP
1. What is the purpose of an inverting summing amplifier?
2. What is the output polarity of an inverting summing amplifier?
3. How many input voltages can an inverting summing amplifier sum?
4. What is the effect of changing the feedback resistor on the gain?
5. What is the purpose of a non-inverting summing amplifier?
6. What is the output polarity of a non-inverting summing amplifier?
7. How many input voltages can a non-inverting summing amplifier sum?
8. What is the effect of changing the input resistor on the gain?
9. What is the typical application of a non-inverting summing amplifier?
10. What is the purpose of a differential amplifier?
11. What is the effect of changing the tail current?
12. What is the typical application of a differential amplifier?
13. How does a differential amplifier reject common-mode signals?
14. What is the purpose of an integrator?
15. What is the output polarity of an integrator?
16. How does an integrator respond to a step input?
17. What is the purpose of a differentiator?
18. What is the output polarity of a differentiator?
19. What is the effect of changing the feedback resistor?
20. How does a differentiator respond to a ramp input?
Unit 5:OSCILLATORS
1. What is the basic principle of an oscillator?
2. What is the condition for oscillation in an oscillator?
3. What is the role of feedback in an oscillator?
4. What is the difference between a linear and nonlinear oscillator?
5. What is the typical application of an oscillator?
6.What is the purpose of the RC phase shift network in an oscillator?
7. How does the RC phase shift network produce a phase shift?
8.What is the typical frequency range of an RC phase shift oscillator?
9.What is the purpose of the Wien bridge network in an oscillator?
10.How does the Wien bridge network produce a phase shift?
11.What is the typical frequency range of a Wein bridge oscillator?
12.What is the purpose of a Schmitt trigger circuit?
13.What is the role of hysteresis in a Schmitt trigger circuit?
14.How does a Schmitt trigger circuit convert a sine wave to a square wave?
15. What is the purpose of a zero crossing detector?
16.What is the purpose of an astable multivibrator?
17.What is the typical application of an astable multivibrator?
18.What is the purpose of a precision rectifier?
19. How does a peak detector detect the peak value of a waveform?
20.What is the purpose of a monostable multivibrator?
