Download GTU B.Tech 2020 Summer 4th Sem 3141009 Electromagnetic Theory Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Summer 4th Sem 3141009 Electromagnetic Theory Previous Question Paper

Seat No.: ________
Enrolment No.___________


GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER? IV EXAMINATION ? SUMMER 2020
Subject Code: 3141009 Date:04/11/2020
Subject Name: Electromagnetic Theory
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks


MARKS
Q.1 (a) Define 1) Divergence, 2) Gradient and 3) Curl
03

(b) Explain Dot Product and Cross Product with examples.
04

(c) Explain the Spherical Coordinate System in detail
07


Q.2 (a) Explain Electric Field Intensity.
03

(b) Discuss Divergence Theorem.
04

(c) Explain Biot-Savart Law
07


OR


(c) Explain Ampere's Circuital Law
07
Q.3 (a) Define Faraday's Law.
03

(b) Discuss Displacement Current.
04

(c) Explain Maxwell's Equations in Point Form
07


OR

Q.3 (a) Define Stoke's theorem.
03

(b) Write Short note on The Retarded Potentials
04

(c) Explain Maxwell's Equations in Integral Form
07
Q.4 (a) Explain Wave Propagation in Free Space
03

(b) Discuss Wave Propagation in Direction
04

(c) Explain Poynting's Theorem and Wave Power with equations.
07

OR

Q.4 (a) Explain Skin Effect
03

(b) Write short note Standing Wave Ratio
04

(c) Explain Wave Propagation in Dispersive Media
07




1

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Q.5 (a) Define Physical description of Transmission Line Propagation.
03

(b) Explain Transmission lines parameters.
04

(c) Explain Pulse Broadening in Dispersive Media.
07


OR
Q.5 (a) Define Reflection Coefficient.
03
(b) Explain Applications of Transmission Lines.
04
(c) Write a short note on Smith Chart
07

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