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 42 of 120

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Q411.
All of the output pulses are at full transmitter power for a strong signal in all of the following except
Discuss
Answer: (b).PAM
Discuss
Answer: (d).twisted nematic crystal
Q413.
Which of the following stage is not present in AM receiver as compared to FM receiver?
Discuss
Answer: (c).Amplitude limiter
Discuss
Answer: (a).to permit the use of same antenna for transmission and reception
Q415.
If e = 10 cos (2ฯ€ x 10โธt + 20 cos 2ฯ€ 10³t). The bandwidth is
Discuss
Answer: (b).42 kHz
Discuss
Answer: (c).remains constant, the modulation index increases
Q417.
A pure tone at 1000 Hz has a dB level of 40 dB. If the required dB level is 100, the number of such tones is
Discuss
Answer: (d).10โถ
Q418.
The spectrum of the white noise and an impulse function is similar in following aspects
Discuss
Answer: (a).both have similar magnitude spectrum
Discuss
Answer: (b).the probability that a called for connection is established
Discuss
Answer: (b).very large carrier power