Optical Detectors MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Optical Detectors, 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 Detectors 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 Detectors mcq questions that explore various aspects of Optical Detectors problems. Each MCQ is crafted to challenge your understanding of Optical Detectors 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 Detectors 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 Detectors. 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 Detectors knowledge to the test? Let's get started with our carefully curated MCQs!

Optical Detectors MCQs | Page 3 of 11

Q21.
The absorption coefficient of semiconductor materials is strongly dependent on __________
Discuss
Answer: (b).Wavelength
Q22.
Direct absorption requires assistance of photon.
Discuss
Answer: (b).False
Q23.
In optical fiber communication, the only weakly absorbing material over wavelength band required is?
Discuss
Answer: (c).GaSb
Q24.
The threshold for indirect absorption occurs at wavelength __________
Discuss
Answer: (d).1.09 μm
Q25.
The semiconductor material for which the lowest energy absorption takes place is?
Discuss
Answer: (d).Germanium
Q26.
The wavelength range of interest for Germanium is __________
Discuss
Answer: (a).0.8 to 1.6 μm
Q27.
A photodiode should be chosen with a ________________ less than photon energy.
Discuss
Answer: (d).Absorption coefficient
Q28.
________________ photodiodes have large dark currents.
Discuss
Answer: (c).GaSb
Q29.
For fabrication of semiconductor photodiodes, there is a drawback while considering _________________
Discuss
Answer: (d).Germanium
Q30.
_________________ materials are potentially superior to germanium.
Discuss
Answer: (d).III – V alloys
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