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 97 of 120

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Q961.
In PCM, the quantization noise depends on
Discuss
Answer: (c).number of quantization level
Discuss
Answer: (c).By increasing the number of quantization levels
Q963.
Audio systems use transverse recording.
Discuss
Answer: (a).True
Discuss
Answer: (c).aluminium gallium arsenide semiconductor
Q965.
Leak type bias is used in a plate-modulated class C amplifier to
Discuss
Answer: (b).prevent over modulation
Q966.
FM broadcast is done using
Discuss
Answer: (c).VHF and UHF waves
Discuss
Answer: (b).echos from stationary targets
Q968.
A sinusoidal carrier voltage, having frequency 1000 Hz is amplitude modulated by a sinusoidal voltage of frequency 15 kHz. The frequency of upper and lower sidebands will be
Discuss
Answer: (d).14 kHz and 16 kHz
Q969.
Identical telephone numbers in different parts of a country are distinguished by their
Discuss
Answer: (a).area codes
Q970.
Consider the following statements as regards pulse repetition frequency

1. Pulse interval should be as large as possible so that a pulse returns before next pulse is transmitted
2. Greater the number of pulses reflected from a target, greater is the probability of distinguishing it from the noise

Which of the above are correct?
Discuss
Answer: (c).both 1 and 2