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 18 of 120

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Q171.
In PCM, if the number of quantization levels is increased from 4 to 64, then the bandwidth requirement will approximately be increased __________ times.
Discuss
Answer: (c).3
Q172.
A tweeter should be fed from the input through a
Discuss
Answer: (b).high pass filter
Q173.
The modulation index is, if fm = 500 Hz, ฮ”f = 2.25 kHz
Discuss
Answer: (b).4.5
Discuss
Answer: (b).Both vow and flutter are due to variations in motor speed
Q175.
In a high speed modem the data rate handled is about
Discuss
Answer: (b).5000 bps
Q176.
Trinitron is a monochrome picture tube.
Discuss
Answer: (b).False
Discuss
Answer: (b).preliminary pulse
Q178.
If the ratio of ac to dc load impedance of a diode detector is low, the result will be
Discuss
Answer: (c).negative peak clipping
Q179.
If D is mouth diameter of a paraboloid reflector, its directivity is proportional to
Discuss
Answer: (b).
Q180.
A noiseless 3 kHz channel can't transmit binary bit at the rate
Discuss
Answer: (a).12000 bps