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 25 of 63

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Q241.
When a plane wave travelling in free space is incident normally on a medium having ฮตr = 4.0, then fraction of power transmitted into the medium is given by
Discuss
Answer: (a).8/9
Q242.
For broadside array, maxima will be obtain at
Discuss
Answer: (a).90°, 270°
Q243.
Surface impedance at high frequencies is a consideration for
Discuss
Answer: (a).good conductors
Q244.
The unit of displacement density is
Discuss
Answer: (d).coulombs/metre²
Q245.
Dish antennas are
Discuss
Answer: (c).parabolic
Q246.
Long distance short-wave radio broadcasting uses
Discuss
Answer: (b).ionospheric wave
Discuss
Answer: (c).both (a) and (b)
Q248.
If a electromagnetic signal is incident at 0° in a waveguide then at other port of waveguide we will get
Discuss
Answer: (a).zero power
Q249.
An antenna having a high Q has
Discuss
Answer: (a).lower BW
Discuss
Answer: (b).creation of electric dipoles