Electromagnetic Field Theory MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Electromagnetic Field Theory, a fundamental topic in the field of Electronics and Communication Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Electromagnetic Field Theory MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Electromagnetic Field Theory mcq questions that explore various aspects of Electromagnetic Field Theory problems. Each MCQ is crafted to challenge your understanding of Electromagnetic Field Theory principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Electronics and Communication Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Electromagnetic Field Theory MCQs are your pathway to success in mastering this essential Electronics and Communication Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Electromagnetic Field Theory. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Electromagnetic Field Theory knowledge to the test? Let's get started with our carefully curated MCQs!

Electromagnetic Field Theory MCQs | Page 28 of 63

Discover more Topics under Electronics and Communication Engineering

Q271.
Measurement of radiation resistance by reflection method is suitable for
Discuss
Answer: (a).parasitic element antennas
Q272.
A loss less transmission line is terminated in a load which reflects a part of the incident power. The measured VSWR is 2. The percentage of the power that is reflected back is
Discuss
Answer: (d).11.11
Discuss
Answer: (a).high gain low BW (Beamwidth)
Q274.
The best excited reflector from a wave guide is
Discuss
Answer: (a).horn
Q275.
Consider an arbitrary distribution of conducting bodies in a charge free space according to the uniqueness theorem, which of following are required to be specified in order that the field is uniquely determined everywhere?

1. Total charge on each conductor
2. Potential at each conductor surface
3. Potential at same of conductor and total charge on the remainder
4. Total charge as well as potential gradient on each conductor surface

Select the correct answer using the codes given below codes
Discuss
Answer: (b).2 and 4
Q276.
Maximum power transfer will take place in a practical antenna if (XL = Load Reactance, XA Antenna Reactance)

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q277.
VSWR is related with reflection co-efficient as

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q278.
Which of the following statement is incorrect?

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q279.
The propagation constant of a transmission line is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q280.
Many circles are drawn in a Smith chart used for transmission line calculations. The circle shown in the figure represents
Discuss
Answer: (b).constant resistance circles