# 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. 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.

#### 2. 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, space charge, diffusion capacitances, breakdown and tunnel diodes, point contact diode, p-i-n diode and its characteristics.

Qualitative Theory of the p-n junction The P-N Junction as a Diode Band Structure of an Open-Circuited p-n junction The Current Components in a P-N junction diode Quantitative Theory of the P-N diode Currents The Volt Ampere Characteristics The Temperature Dependence of P-N Characteristics Diode Resistance Space-Charge, or Transition Capacitance |
Diffusion Capacitance p-n Diode Switching times Breakdown Diodes Tunnel Diodes Characteristics of a Tunnel Diode The p-i-n Diode Characteristics of a p-i-n diode The Point Contact Diode |

#### 3. Application of Diodes

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

Half-Wave Rectifier Ripple Factor Full-wave Rectifier Bridge Rectifier The Rectifier Voltmeter Inductor Filters Capacitor Filters |
L-Section Filter Multiple L-Section Filter CLC Filter Double CLC Filter Replacing CLC by resistor Voltage Regulation Using Zener Diode |

#### 4. Transistor Characteristics

The section contains questions on transistor current components, transistor amplifier, transistor construction, junction transistor, common base, emitter and collector configuration, ce cutoff and saturation region, large and small signals, transistor switch and switching times, maximum voltage rating.

The Junction Transistor Transistor Current Components The Transistor as an Amplifier Transistor Construction The Common Base Configuration The Common Emitter Configuration The Common Collector Configuration |
The CE Cut-off Region The CE Saturation Region Large-Signal,DC,and Small-Signal CE Values of Current Gain Transistor as a Switch Transistor Switching Times Maximum Voltage Rating |

#### 5. Transistor Biasing and Thermal Stabilization

The section contains questions 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 Collector-Emitter Feedback Bias Self-Bias |
Stabilization against Variations in VBE and Beta for Self Bias Circuit Bias Compensation Thermistor and Sensistor Compensation Thermal Runaway Thermal Stability |

#### 6. Small-Signal Low-Frequency AC models of Transistors

The section contains questions on ac models and analysis, transistor amplifier, pi model, 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, transistor circuit analysis and millers theorem.

The AC Analysis of a Small-Signal Low-Frequency Common Emitter Transistor The AC Models based on re-parameter Analysis of a Generalized Amplifier using pi model Two-Port Devices and Hybrid Model Transistor 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 Comparision of Transistor Amplifier Linear Analysis of a Transistor Circuit Physical Model of a CB Transistor Approximate Hybrid model and its use in CE,CB,CC Millers Theorem |

#### 7. 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.

The Junction Field-Effect Transistor The Pinch off Voltage Vp The JFET Volt-Ampere Characteristics The FET Small-Signal Model The Insulated-Gate FET(MOSFET) |
The Common-Source Amplifier The Common-Drain Amplifier Biasing the FET A Generalized FET Amplifier The Unijunction Transistors |

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!**