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 44 of 63

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Discuss
Answer: (c).mainly depends on the dielectric constant of the material used
Q432.
For TM waves in a parallel plate waveguide, the minimum attenuation arising from imperfect conductors would occur at a freq. of (fc is the cut off frequency)
Discuss
Answer: (d).โˆš2 fc
Q433.
__________ acts as a depolarizer in a dry cell.
Discuss
Answer: (c).manganese dioxide
Q434.
Tropospheric mode of propagation is used in
Discuss
Answer: (a).UHF
Discuss
Answer: (d).independent of transmitted power
Q436.
Polystyrene has a relative permittivity of 2.7. If the wave is incident at an angle ฮธi of 30° from air into polystyrene, the angle of transmission will be nearly
Discuss
Answer: (c).18°
Q437.
For frequency up to 1650 kHz, the transmitting antenna is used a
Discuss
Answer: (b).vertical antenna
Q438.
Radar antennas are
Discuss
Answer: (c).parabolic
Q439.
Which of the following is high frequency transmission line?
Discuss
Answer: (a).An impedance transformer
Discuss
Answer: (d).Permittivity, permeability, conductivity