EC-702 (A) RGPV B.Tech
Microwave Engineering (ME)
Previous year papers and the official syllabus are free to read, no account needed.
Previous Year Papers
4 papers, latest Dec 2025
- EC-702 (A) paper, Dec 2025
- EC-702 (A) paper, Jun 2025
- EC-702 (A) paper, Dec 2024
- EC-702 (A) paper, Nov 2023
Syllabus, notes and important questions for EC-702 (A)
Syllabus units
Topics as the official RGPV syllabus lists them.
Unit 1 Features and applications of microwaves 7 topics
- Wave propagation in striplines and microstrip lines
- Slot lines
- Limitations of conventional vacuum tubes
- Microwave tubes like Two cavity klystron and Reflex klystron
- Magnetron
- TWT
- Backward wave oscillator etc.
Unit 2 Solid state microwave sources 12 topics
- transferred electron devices
- Tunnel diode
- Gunn diode and oscillators
- IMPATT diode
- TRAPATT diode
- Pin diode
- Varactor diode
- Schottky diode
- Parametric amplifiers
- Crystal diode
- Frequency multipliers
- Microwave BJT & FET
Unit 3 Scattering matrix 8 topics
- S-parameters & its applications in Network analysis
- Matching Network
- Detector diodes
- detector mounts
- detector output indicator
- slotted line
- measurement of power, impedance & S-parameter
- measurement of frequency & VSWR
Unit 4 Impedance transformer 10 topics
- Microwave filters
- Power dividers and directional couplers
- E-plane Tee
- H-plane tee
- Matched hybrid Tee.
- Wave propagation in ferrite medium
- Isolators
- Circulators
- YIG resonators
- Simulation Techniques for design of Microwave Components
Unit 5 Analysis and design of Dielectric resonators 5 topics
- Design of RF and microwave low noise and power amplifiers & oscillators using S-parameter techniques
- Mixer and converter design
- diode phase shifters
- attenuators
- Design of hybrid and monolithic, microwave and millimeter wave integrated circuits
Exam insights
Counted from 4 past EC-702 (A) papers.
Marks asked per paper, by unit
-
Unit 1 Features and applications of microwaves, Wave propagation in striplines and microstrip lines 30 marks
-
Unit 2 Solid state microwave sources 19 marks
-
Unit 3 Scattering matrix, S-parameters and Network analysis 19 marks
-
Unit 4 Impedance transformer, Microwave filters, Power dividers and directional couplers 16 marks
-
Unit 5 Analysis and design of Dielectric resonators; Design of RF and microwave amplifiers and oscillators 9 marks
Average marks of the questions from each unit in one paper. You answer only some of them, so the total is more than the paper’s maximum.
Asked again and again
-
Explain the dominant and higher-order modes in stripline structure.
Asked 3 times: 2025, 2024, 2023
-
Explain the structure, principle of operation, and electron beam-RF field interaction mechanism in a TWT amplifier with neat sketch.
Asked 3 times: 2025, 2024, 2020
-
Draw the structure and explain the working principle / velocity modulation process of a two-cavity klystron amplifier and its applications.
Asked 3 times: 2025, 2024, 2020