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 111 of 120

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Q1101.
Armstrong modulator generates
Discuss
Answer: (d).both (b) and (c)
Q1102.
The diagonal clipping in Amplitude Demodulation using (envelope detector) can be avoided if Rc time constant of the envelope detector satisfies the following condition here ฯ‰ is message bandwidth and ฯ‰c is carrier frequency both in rad sec,
Discuss
Answer: (a).Rc < 1/ฯ‰
Q1103.
To select one out of N equally probable events, the number of bits required is
Discuss
Answer: (a).logโ‚‚ N
Q1104.
What is the frequency of audio modulation?
Discuss
Answer: (b).2000 Hz
Q1105.
The RF section of a radio transmit generally consists of
Discuss
Answer: (d).all of the above
Discuss
Answer: (a).carrier frequency change
Q1107.
A ground wave travels along surface of ground.
Discuss
Answer: (a).True
Q1108.
In narrowband FM, the modulation index is
Discuss
Answer: (a).near unity
Q1109.
A single-sideband (SSB) signal contains 3 kW. The power content of the carrier is __________ kW.

a.

2

b.

2

c.

3

d.

0

Discuss
Answer: (c).3
Q1110.
Waves of frequencies higher than 30 MHz penetrate the atmosphere.
Discuss
Answer: (a).True