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 68 of 120

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Q671.
Which of the following is invariably found in SSB?
Discuss
Answer: (a).Tuned modulator
Discuss
Answer: (c).the number of significant sidebands depends upon modulation index
Q673.
Which of the following pulse communication system is inherently immune to noise?
Discuss
Answer: (b).PCM
Q674.
In a PCM system, if we increase the quantization levels from 2 to 8, how do the relative bandwidth requirements vary?
Discuss
Answer: (b).Get tripled
Q675.
If the target area is small compared to wavelength of radar the situation is called
Discuss
Answer: (b).Rayleigh region
Q676.
An FM transmitter has maximum frequency deviation of 75 kHz and reproduces audio signals up to 15 kHz. Minimum channel width required is __________ kHz.
Discuss
Answer: (b).120
Q677.
A 360 W carrier is simultaneously modulated by two audio wave with modulation percentage of 55 and 65 respectively. Total sideband power radiated will be
Discuss
Answer: (d).130 W
Discuss
Answer: (b).linearity is worse than in a phase discriminator
Discuss
Answer: (a).Integrated Services Digital Network
Discuss
Answer: (c).phase modulation index will remain constant whereas frequency modulation index will increase