# Electronic Devices and Circuits Questions and Answers

Our 1000+ Electronic Devices and Circuits questions and answers focuses on all areas of Electronic Devices and Circuits subject covering 100+ topics in Electronic Devices and Circuits. These topics are chosen from a collection of most authoritative and best reference books on Electronic Devices and Circuits. One should spend 1 hour daily for 2-3 months to learn and assimilate Electronic Devices and Circuits comprehensively. This way of systematic learning will prepare anyone easily towards Electronic Devices and Circuits interviews, online tests, examinations and certifications.

**Highlights**

– 1000+ Multiple Choice Questions & Answers in Electronic Devices and Circuits with explanations

– Every MCQ set focuses on a specific topic in Electronic Devices and Circuits Subject

**Who should Practice these Electronic Devices and Circuits Questions?**

– Anyone wishing to sharpen their knowledge of Electronic Devices and Circuits Subject

– Anyone preparing for aptitude test in Electronic Devices and Circuits

– Anyone preparing for interviews (campus/off-campus interviews, walk-in interview and company interviews)

– Anyone preparing for entrance examinations and other competitive examinations

– All – Experienced, Freshers and Students

**Here’s list of Questions & Answers on Electronic Devices and Circuits Subject covering 100+ topics:**

#### 1. Questions & Answers on EDC Overview

The section contains questions and answers on basics of electronic devices and circuits, methods, frequency responses, time signals, network theorems, analysis of circuits, modulation, transmission and coupled circuits.

#### 2. Questions on Conduction in Semiconductors

The section contains questions and answers on semiconductor electrons, holes and conductivity, donor and acceptor impurities, fermi level semiconductor, charge densities, diffusion, carrier lifetime, continuity equation and hall effect.

#### 3. Questions & Answers on Semiconductor-Diode Characteristics

The section contains questions on pn junction qualitative theory, p-n junction diode, band structure of open circuited p-n junction, components in p-n junction diode, volt ampere characteristics, diode resistance and capacitances, pn diode switching times, breakdown and tunnel diodes, point contact diode, p-i-n diode and its characteristics.

#### 4. Questions on Diodes

The section contains questions on basics of diode, types of diodes which includes zener diode and others, limiting and clamping circuits, rectifiers and characteristics of junction diode and diode forward characteristic modelling.

The Ideal Diode Modelling the Diode Forward Characteristic Zener Diode |
Rectifiers Limiting and Clamping Circuits and Some Special Types of diodes Diode Circuits |

#### 5. Questions & Answers on Application of Diodes

The section contains questions and answers on half-wave and full-wave rectifier, bridge and voltmeter rectifier, inductor and capacitor filters, l-section filters, clc filters and voltage regulation.

Half-Wave Rectifier Full-wave Rectifier Bridge Rectifier The Rectifier Voltmeter Inductor Filters |
Capacitor Filters L-Section Filter CLC Filter Voltage Regulation Using Zener Diode |

#### 6. Questions on Transistor Characteristics

The section contains questions on transistor amplifier, transistor construction, junction transistor, common base, emitter and collector configuration, ce and cb characteristics, dc load lines, transistor switch and switching times.

#### 7. Questions & Answers on Transistor Biasing and Thermal Stabilization

The section contains questions and answers on operating point, bias stability, collector-to-base and collector-emitter bias, self bias, bias compensation, thermistor, thermal runway and stability.

The Operating Point Bias Stability Collector-to-Base Bias Emitter Feedback Bias Self-Bias Bias Compensation |
Thermistor and Sensistor Compensation Thermal Runaway Thermal Stability Collector-Emitter Feedback Bias Stabilization against Variations in VBE and Beta for Self Bias Circuit |

#### 8. Questions on Signals and Amplifiers

The section contains questions and answers on basics of signals, amplifiers, sinusoidal steady state analysis, amplifier circuit models and frequency response.

Signals Amplifiers Circuit Models for Amplifier |
Frequency Response of Amplifier Sinusoidal Steady State Analysis |

#### 9. Questions & Answers on Operational Amplifiers

The section contains questions and answers on ideal operational amplifiers, inverting and non-inverting configuration, differentiators and differential amplifiers, operational amplifiers, finite open loop gain effect, circuit performance bandwidth and large signal operations.

#### 10. Questions on MOS Field Effect Transistors (MOSFETs)

The section contains questions and answers on basics of MOSFET, device structure, physical and small signal operation of MOSFET, basics of MOSFET configurations and circuit biasing, body effect and discrete MOSFET circuits.

#### 11. Questions & Answers on Bipolar Junction Triodes (BJTs)

The section contains questions on basics of BJT, device structures and physical operations, circuits, current-voltage properties, amplifier design, signal operations and circuit configuration and biasing.

#### 12. Questions on Small-Signal Low-Frequency AC models of Transistors

The section contains questions on ac models and analysis, transistor amplifier, biasing parameters, two port devices and hybrid model, transistor hybrid model, h-parameters and its measurement, cb transistor physical model, hybrid model in ce, cb and cc, ac and dc analysis problems, transistor circuit analysis and millers theorem.

The AC Analysis of a Small-Signal Low-Frequency Common Emitter Transistor Biasing Parameters Problems on AC and DC Analysis Transistor Hybrid Model Comparision of Transistor Amplifier Two-Port Devices and Hybrid Model Determination of the h-parameters |
Measurement of h-parameters Conversion Formulas for the Parameters of the Three-Transistor Configurations Analysis of Transistor Amplifier Circuit using h-parameters Linear Analysis of a Transistor Circuit Physical Model of a CB Transistor Approximate Hybrid model and its use in CE,CB,CC Millers Theorem |

#### 13. Questions & Answers on Field-Effect Transistors

The section contains questions and answers on junction field effect transistor, pinch off voltage, insulated gate, fet small signal model, common source and drain amplifier, fet biasing, fet amplifier and unijunction transistors.

#### 14. Questions on Large Signal Amplifiers

The section contains questions on class a large signal amplifiers, second and higher order harmonic distortion.

Class A Large Signal Amplifiers Second Harmonic Distortion |
Higher-Order Harmonic Distortion |

#### 15. Questions & Answers on Low Frequency Transistor Amplifier Circuit

The section contains questions and answers on cascading amplifiers, decibel, cc and cb configurations, ce amplifier, emitter follower, high input resistance transistor circuit, cascode transistor and amplifiers.

CE Amplifier with an Emitter Resistance Cascading Transistor Amplifiers N-Stage Cascading Amplifiers The Decibel Simplified CE Hybrid Model Simplified Calculations for the CC Configuration |
Simplified Calculations for the CB Configuration The Emitter Follower High Input Resistance Transistor Circuit The Cascode Transistor Configuration Difference Amplifiers |

#### 16. Questions on High Frequency Transistor

The section contains questions on high frequency t model, hybrid pi models, alpha cutoff frequency, ce short circuit current frequency response, resistive load and transistor amplifier response.

The High Frequency T Model The CB Short Circuit Current Frequency Response The Hybrid PI CE Transistor Model Hybrid PI Conductances In Low Frequency H Parameters The CE Short Circuit Gain Obtained With The Hybrid PI Model |
The Alpha Cutoff Frequency The CE Short Circuit Current Frequency Response Current Gain With Resistive Load Transistor Amplifier Response, Taking Source Resistance Into Account |

#### 17. Questions & Answers on Frequency Response

The section contains questions on low and high frequency responses on cs and ce amplifiers, high frequency models of bjt and mosfet, millers theorem, high frequency response of source and emitter followers, differential amplifiers, mos and bipolar cascode amplifiers, cd-cs, cc-ce, cd-ce, cc-cb and cd-cg configurations, pole splitting, frequency and miller compensation.

Frequency Compensation Low-Frequency Response of the CS Amplifiers Low-Frequency Response of the CE Amplifiers High-Frequency Model of the BJT High-Frequency Model of the MOSFET High-Frequency Response of the CS Amplifiers High-Frequency Response of the CE Amplifiers The High Frequency Gain Function Determining the 3-dB Frequency fH 9 Approximate Determination of fH Miller’s Theorm |
High-Frequency Response of the CG High-Frequency Response of the MOS Cascode Amplifier High-Frequency Response of the Bipolar Cascode Amplifier High Frequency Response of the Source Followers High-Frequency Response of the Emitter Followers High Frequency Response of the Differential Amplifiers The CD-CS, CC-CE and CD-CE Configurations The CC-CB and CD-CG Configurations High Frequency Response of Multistage Amplfiers Miller Compensation and Pole Splitting |

#### 18. Questions on Differential and Multistage Amplifiers

The section contains questions and answers on input bias, voltage, current, multistage and differential amplifiers, feedback structure and negative feedback properties, transconductance and transresistance amplifiers, a, b and ab output stages, feedback effects, power bjts, heat sinks and variations in ab classification.

Input Bias and Offset Currents of the Bipolar Differential Amplifier Multistage Amplifier Properties of Negative Feedback Voltage Amplifiers Tranconductance Amplifiers Classification of Output Stages Class A output Stage Class B Output Stage Power BJTs Transistor case and Heat Sinks Differential Amplifier with Active Load The General Feedback Structure |
Current Amplifiers Transresistance Amplifiers Feedback Voltage Amplifier (Series-Shunt) Determining the Loop Gain The Transfer Function of the Feedback Amplifier Effect of Feedback on the Amplifier Poles (The Nyquist Plot) Effect of Feedback on the Amplifier Poles Stability Study using Bode Plots Calss AB Output Stage Biasing the Class AB Circuit Variations on Class AB Configuration |

#### 19. Questions & Answers on Power Amplifiers

The section contains questions on oscillators, class b and d amplifiers.

Class B Amplifiers Class D Amplifiers |
Oscillators – 1 Oscillators – 2 |

Here’s the list of Best Reference Books in Electronic Devices and Circuits.

**Wish you the best in your endeavor to learn and master Electronic Devices and Circuits!**