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 2 of 11

Q11.
P-n photodiode is forward biased.
Discuss
Answer: (b).False
Q12.
The depletion region must be ____________ to allow a large fraction of the incident light to be absorbed in the device(photodiode).
Discuss
Answer: (a).Thick
Q13.
The process of excitation of an electron from valence band to conduction band leaves an empty hole in the valence band and is called as ____________
Discuss
Answer: (d).Regeneration of an electron-hole pair
Q14.
__________________ always leads to the generation of a hole and an electron.
Discuss
Answer: (c).Absorption
Q15.
The electron hole pairs generated in a photodiode are separated by the ____________
Discuss
Answer: (b).Electric field
Q16.
Electric field in the depletion region should be high.
Discuss
Answer: (a).True
Q17.
The photocurrent of an optical detector should be __________
Discuss
Answer: (c).Linear
Q18.
How many types of optical detectors are available?
Discuss
Answer: (d).Three
Q19.
The absorption of photons in a photodiode is dependent on __________
Discuss
Answer: (a).Absorption Coefficient α₀
Q20.
The photocurrent in a photodiode is directly proportional to absorption coefficient.
Discuss
Answer: (a).True
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