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 17 of 63

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Discuss
Answer: (c).is independent of frequency
Q162.
To couple a coaxial line to a parallel to wire line it is best to use a
Discuss
Answer: (b).balun
Q163.
The shunt admittance of a transmission line is given by
Discuss
Answer: (c).ฮณ = G + jฯ‰C
Q164.
A dipole antenna was radiating with some excitation in free space radiating a certain amount of the power. If this antenna is immersed in a lake where water is non-dissipative but has a dielectric constant of 81, the radiated power with the same excitation will
Discuss
Answer: (b).remain the same
Q165.
The effective refraction index of the ionosphere for radio wave is
Discuss
Answer: (b).less than unity
Q166.
A medium is said to be isotropic when
Discuss
Answer: (d).โˆˆ is scalar constant
Q167.
The radiation resistance of a resonant long wire antenna of half wavelength (ฮป/2) is given
Discuss
Answer: (a).73 ฮฉ
Discuss
Answer: (d).E and H existing only in direction perpendicular to direction of propagation
Discuss
Answer: (b).is shorter than the radiating element
Q170.
In cell phone antennas are
Discuss
Answer: (a).monopole