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 59 of 63

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Q581.
Maxwell's curl equation for the static electric field E can be expressed as
Discuss
Answer: (a).ฮ” x E = 0
Q582.
The unit of โˆ‡ x H is
Discuss
Answer: (c).Ampere/m²
Q583.
A ฮป/8 section of transmission line is determined of load impedance of (2 - j 5) ฮฉ. If characteristic impedance of line is 10 ฮฉ. Then input impedance of line is
Discuss
Answer: (c).(1.75 + j 3.098) ฮฉ
Q584.
Long distance short wave radio broadcasting based on
Discuss
Answer: (b).ionospheric wave
Q585.
A loop antenna is a commonly used for
Discuss
Answer: (b).direction finding
Q586.
For transmission line load matching over a range of frequencies, it is best to use a
Discuss
Answer: (a).double stub
Q587.
When the phase velocity of an EM wave depends on frequency in any medium the phenomenon is called
Discuss
Answer: (b).polarisation
Q588.
The main disadvantage of the two-hole directional coupler is
Discuss
Answer: (b).narrow bandwidth
Q589.
The radiation pattern of a parabola antenna is
Discuss
Answer: (c).highly directional
Q590.
The Q of a resonant transmission line is
Discuss
Answer: (b).Q = WL/R