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 30 of 63

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Q291.
The attenuation in waveguides near the cut off frequency is
Discuss
Answer: (b).very high
Q292.
The ground waves eventually disappear as one moves away from the transmitter because of
Discuss
Answer: (a).tilting
Q293.
The radiation resistance of a rod tubing antenna is
Discuss
Answer: (a).55 ฮฉ to 60 ฮฉ
Discuss
Answer: (b).radiation intensity in that direction to the total input radiated power
Q295.
The curve representing Ohm's law is
Discuss
Answer: (a).linear
Q296.
When a plane wave is incident normally from dielectric '1' (ฮผโ‚€, ฮต1) onto dielectric '2' (ฮผโ‚€, ฮต2) the electric field of the transmitted wave is 2 times the electric field of the reflected wave. The ratio ฮต2/ฮต1 is
Discuss
Answer: (d).4
Q297.
The electric intensity for free space is given by
Discuss
Answer: (c).ฯƒ.ฮตโ‚€
Q298.
Which of following antenna not produces circular polarisation?
Discuss
Answer: (d).Yagi
Discuss
Answer: (d).all of the above
Discuss
Answer: (a).when two equal radiators are operated in phase quadrature at a distance of ฮป/4 apart