Microwave Engineering Questions and Answers

Microwave Engineering Interview Questions and Answers

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


– 1000+ Multiple Choice Questions & Answers in Microwave Engineering with explanations
– Every MCQ set focuses on a specific topic in Microwave Engineering Subject

Who should Practice these Microwave Engineering Questions?
– Anyone wishing to sharpen their knowledge of Microwave Engineering Subject
– Anyone preparing for aptitude test in Microwave Engineering
– 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 Microwave Engineering Subject covering 100+ topics:

1. Questions & Answers on Transmission Line Theory

The section contains questions and answers on circuit model of transmission line, lossless lines, field analysis, co-axial lines, terminated lossless transmission lines, smith chart, quarter wave transformer and lossy transmission lines.

Lumped Element Circuit Model of Transmission Line
Lossless Lines
Field Analysis of Transmission Lines
Co-axial Lines Field Analysis
Terminated Lossless Transmission Lines – 1
Terminated Lossless Transmission Lines – 2
Smith Chart
Quarter Wave Transformer
Generator And Load Mismatches
Lossy Transmission Lines

2. Questions on Transmission Lines and Waveguides

The section contains questions on parallel plate waveguide, rectangular and circular waveguides, co-axial lines, surface waves, striplines and micro-strip lines.

General Solutions-TE, TEM, TM Waves
Parallel Plate Waveguide
Rectangular Waveguide
Circular Waveguide
Co-axial lines
Surface Waves on Grounded Di-electric Sheet
Micro-strip lines

3. Questions & Answers on Microwave Network Analysis

The section contains questions and answers on impedance, scattering and admittance matrices, transmission matrix and aperture coupling.

Impedance and Admittance Matrices
Scattering Matrices
Transmission Matrix(ABCD)
Aperture Coupling

4. Questions on Impedance Matching and Tuning

The section contains questions on single and double stub matching, quarter wave transformer, impedance matching, reflections, tapered lines, binomial and chebyshev multi-selection matching transformers.

Impedance Matching Using Slotted Lines
Single Stub Matching
Double Stub Tuning
Quarter Wave Transformer(Smith Chart)
Binomial Multi-section Matching Transformers
Chebyshev Multi-Section Matching Transformers
Tapered Lines

5. Questions & Answers on Microwave Resonators

The section contains questions on series and parallel resonant circuits, rectangular and circular waveguide cavity resonators, dielectric and transmission line resonators.

Series and Parallel Resonant Circuits
Transmission Line Resonators
Rectangular Waveguide Cavity Resonators
Circular Waveguide Cavity Resonators
Dielectric Resonators
Excitation of Resonators

6. Questions on Power Dividers and Directional Couplers

The section contains questions on properties of dividers and couplers, power dividers, wilkinson power dividers, quadrature and 180 degree hybrids, lange and other couplers.

Properties of Dividers And Couplers
Power Dividers( T Junction)
Wilkinson Power Dividers
Quadrature hybrid
Coupled Line Directional Couplers
Lange Coupler
180 Degree Hybrids
Other couplers

7. Questions & Answers on Theory and Design of Ferrimagnetic Components

The section contains questions and answers on ferrite isolators, ferrite phase shifters, ferrite circulators and properties of ferrimagnetic materials.

Properties of Ferrimagnetic Materials
Ferrite Isolators
Ferrite Phase Shifters
Ferrite Circulators

8. Questions on Noise and Non-linear Distortion

The section contains questions and answers on noise figures, noises in microwave circuits and non-linear distortions.

Noise in Micro-Wave circuits
Noise Figure
Non-Linear Distortion-1
Non-Linear Distortion-2

9. Questions & Answers on Active RF and Microwave Devices

The section contains questions on pin, gunn, impatt, baritt and varactor diodes, applications of rf diodes, field effect transistors, heterojunction bjt, microwave tubes, metal oxide semiconductors, hybrid and monolithic microwave integrated circuits.

PIN Diodes
Varactor Diodes
GUNN Diodes
Applications of RF diodes
Heterojunction BJT – 1
Heterojunction BJT – 2
Field Effect Transistors
Metal Oxide Semiconductor FET
Hybrid Microwave Integrated Circuits
Monolithic Microwave Integrated Circuits
Micro-wave Tubes

10. Questions on Microwave Amplifier Design

The section contains questions and answers on two port power grains, power amplifiers, stability circles, single stage and broadband transistor amplifier designs.

Two-port Power Gains
Stability Circles
Single Stage Transistor Amplifier Design
Broadband Transistor Amplifier Design
Power Amlifiers

11. Questions & Answers on Oscillators and Mixers

The section contains questions on rf oscillators, crystal and microwave oscillators, oscillator phase noise, dielectric resonator oscillators, frequency and transistor multipliers.

RF Oscillators
Crystal Oscillators
Microwave Oscillators
Dielectric Resonator Oscillators
Oscillator Phase Noise
Frequency Multipliers
Transistor Multipliers

12. Questions on Introduction to Microwave Systems

The section contains questions on wireless communication, noise characteristics of receivers, radar and radiometer systems, antenna gains and its efficiency, digital modulation and bit error rate.

System Aspects of Antenas
Antenna Gain and Efficiency
Wireless Communication
Digital Modulation and Bit Error Rate
Noise Characteristics of Receivers
Radar Systems
Radiometer Systems

13. Questions & Answers on Antenna Basics/ Family/ Radiation

The section contains questions on antenna basics, family and radiations.

Antenna Basics
Antenna Basics-2
Antenna Family
Antenna Radiation
If you would like to learn Microwave Engineering thoroughly, you should attempt to work on the complete set of questions and answers mentioned above. It will immensely help anyone trying to crack an exam or an interview.

Here’s the list of Best Reference Books in Microwave Engineering.

Wish you the best in your endeavor to learn and master Microwave Engineering!

Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He is Linux Kernel Developer & SAN Architect and is passionate about competency developments in these areas. He lives in Bangalore and delivers focused training sessions to IT professionals in Linux Kernel, Linux Debugging, Linux Device Drivers, Linux Networking, Linux Storage, Advanced C Programming, SAN Storage Technologies, SCSI Internals & Storage Protocols such as iSCSI & Fiber Channel. Stay connected with him @ LinkedIn