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 48 of 63

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Q471.
The ratio of tangential component of electric field at the surface of a conductor and the linear current density resulting from this field is __________ impedance
Discuss
Answer: (c).surface
Q472.
The gain of collinear arrays is maximum when the spacing between the elements is
Discuss
Answer: (b).0.3 位 to 0.9 位
Q473.
Virtual height of an ionospheric layer is always greater than its actual height.
Discuss
Answer: (a).True
Q474.
In waveguides the existing waves are
Discuss
Answer: (d).all of the above
Q475.
The term __________ applies to troposcatter propagation
Discuss
Answer: (b).Faraday rotation
Discuss
Answer: (c).Farad/metre
Q477.
So-called 'grounded' antennas are often found insulated from the ground electrically.
Discuss
Answer: (a).True
Q478.
End fire array is called a linear resonant dipole array.
Discuss
Answer: (a).True
Discuss
Answer: (a).It changes impedance like current transformer
Q480.
The maximum usable frequency for the 'E' layer is 10 MHz.
Discuss
Answer: (a).True