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 4 of 63

Q31.
The electric field of an EM wave propagating in the z direction given by following equation. The wave is
Discuss
Answer: (c).left hand circularly polarized
Q32.
The radiation pattern of two element collinear array is represent in

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q33.
A lossless transmission line is connected to two identical voltage source as shown in figure. The impedance measured at the midpoint AA' is
Discuss
Answer: (a).
Q34.
For a quarter wave transformer, characteristic impedance is related with input and load impedances as

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q35.
What does the following expression represent?
Discuss
Answer: (b).Magnetic Energy density
Q36.
For radiation field of an antenna at a distance r varies as
Discuss
Answer: (a).1/r
Q37.
The attenuation factor α and phase shift factor β for a wave propagated in a good dielectric having σ/ωε >> 1 are given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q38.
The attenuation constant in case of a transmission line is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q39.
The energy stored in an electric field is given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q40.
The energy stored in a magnetic field is given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
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