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 11 of 120

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Discuss
Answer: (c).varies from 200 to 500 rpm
Q102.
In the output of a DM speech encoder, the consecutive pulses are of opposite polarity during time interval t1 < t < t2. This indicates that during this interval
Discuss
Answer: (a).the input to the modulator is essentially constant
Q103.
A fascimile reproduction has a specification of 200 lines per frame, progressive scanning and 5 frames per second. The time to scan one line is
Discuss
Answer: (c).1 ms
Q104.
Sound waves are electromagnetic waves.
Discuss
Answer: (b).False
Q105.
In major diatonic musical scale, an octave is divided into
Discuss
Answer: (c).7 intervals
Q106.
The bandwidth of DSB suppressed carrier modulation system when the modulating frequency varies between 500 Hz and 5 kHz is
Discuss
Answer: (d).9 kHz
Discuss
Answer: (a).an inductance in series and capacitance in parallel
Q108.
In an FM system, when the AF is 500 Hz and the AF voltage is 2.4 V, the deviation is 4.8 kHz. If the AF voltage is now increased to 7.2 V, the new deviation will be
Discuss
Answer: (c).14.4 kHz
Q109.
Modulation is also called detection.
Discuss
Answer: (b).False
Q110.
The maximum range of a transmitter depends on
Discuss
Answer: (c).both its frequency and power