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 55 of 63

Q541.
Which of the following is abnormal variation in ionosphere?
Discuss
Answer: (c).Ionospheric storms
Q542.
Troposphere is the upper part of the Earth's atmosphere which absorbs large quantities of Sun's radiations.
Discuss
Answer: (b).False
Q543.
For resonant long wire antenna 'n' half wavelength long in free space, if 'n' is increased then inclination of the major lobe with wire axis will __________ .
Discuss
Answer: (b).decreases
Q544.
The maximum effective aperture of λ/2 (half-wave) antenna is
Discuss
Answer: (b).0.13 λ²
Q545.
Microwave signals follow the curvature of the earth and the phenomenon is known as
Discuss
Answer: (b).duct propagation
Discuss
Answer: (b).it converts the produced hydrogen into water
Q547.
Induction and radiation fields are equal at a distance equal to
Discuss
Answer: (d).λ/2π
Discuss
Answer: (a).wave velocity in conductor is less than its velocity in free space
Discuss
Answer: (a).frequency independent antenna
Discuss
Answer: (d).larger wavelength than in the free space