Optical Sources MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Optical Sources, a fundamental topic in the field of Optical Communication. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Optical Sources 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 Optical Sources mcq questions that explore various aspects of Optical Sources problems. Each MCQ is crafted to challenge your understanding of Optical Sources principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Optical Communication tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Optical Sources MCQs are your pathway to success in mastering this essential Optical Communication topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Optical Sources. 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 Optical Sources knowledge to the test? Let's get started with our carefully curated MCQs!

Optical Sources MCQs | Page 6 of 18

Q51.
Quantum well lasers are providing high inherent advantage over __________
Discuss
Answer: (c).Conventional DH devices
Q52.
Strip geometry of a device or laser is important.
Discuss
Answer: (a).True
Q53.
Better confinement of optical mode is obtained in __________
Discuss
Answer: (a).Multi Quantum well lasers
Q54.
Multi-quantum devices have superior characteristics over __________
Discuss
Answer: (b).DH lasers
Q55.
Dot-in-well device is also known as __________
Discuss
Answer: (c).QD lasers
Q56.
A BH can have anything from a single electron to several electrons.
Discuss
Answer: (b).False
Q57.
QD lasers have a very low threshold current densities of range __________
Discuss
Answer: (d).6 to 20 Acm⁻²
Q58.
__________________ may be improved through the use of frequency-selective feedback so that the cavity loss is different for various longitudinal modes.
Discuss
Answer: (b).Longitudinal mode selectivity
Q59.
Device which apply the frequency-selective feedback technique to provide single longitudinal operation are referred to as ________________
Discuss
Answer: (a).DSM lasers
Q60.
Which of the following does not provide single frequency operation?
Discuss
Answer: (d).Fabry-Perot resonator
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