Communication Systems MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Communication Systems, 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 Communication Systems 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 Communication Systems mcq questions that explore various aspects of Communication Systems problems. Each MCQ is crafted to challenge your understanding of Communication Systems 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 Communication Systems 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 Communication Systems. 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 Communication Systems knowledge to the test? Let's get started with our carefully curated MCQs!

Communication Systems MCQs | Page 94 of 120

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Q931.
The most commonly used system of modulating for telegraphy is
Discuss
Answer: (c).frequency shift keying
Q932.
Which of the following antennas is not wide band?
Discuss
Answer: (a).Marconi
Discuss
Answer: (a).st(t) = A cos ฯ‰0t and s2(t) = - A cos ฯ‰0t
Q934.
A circuit which cannot demodulate SSB is
Discuss
Answer: (d).phase discriminator
Discuss
Answer: (b).38.9 and 33.4 MHz respectively
Q936.
While AM has __________ frequencies, FM has __________ number of sidebands.
Discuss
Answer: (d).3, infinite
Q937.
In VHS format diameter of head drum is about
Discuss
Answer: (c).6 cm
Discuss
Answer: (b).RF amplifier, mixer, IF amplifier, limiter, discriminator, audio amplifier
Q939.
A wave is frequency modulated with an index of 0.1 and its frequency is multiplied by 8 times, the modulation index is
Discuss
Answer: (a).not changed
Discuss
Answer: (b).O.C stubs are liable to radiate