Optical Fibers and Cables MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Optical Fibers and Cables, 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 Fibers and Cables 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 Fibers and Cables mcq questions that explore various aspects of Optical Fibers and Cables problems. Each MCQ is crafted to challenge your understanding of Optical Fibers and Cables 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 Fibers and Cables MCQs are your pathway to success in mastering this essential Optical Communication topic.

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Optical Fibers and Cables MCQs | Page 1 of 7

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Q1.
What is a fundamental necessity in the fabrication of fibers for light transmission?

a.

Same refractive index for both core and cladding

b.

Pump source

c.

Material composition of fiber

d.

Variation of refractive index inside the optical fiber

Discuss
Answer: (d).Variation of refractive index inside the optical fiber
Q2.
Which materials are unsuitable for the fabrication of graded index fiber?

a.

Glass-like-materials

b.

Mono-crystalline structures

c.

Amorphous material

d.

Silica based material

Discuss
Answer: (b).Mono-crystalline structures
Q3.
How many different categories are available for the methods of preparing optical glasses?

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2
Q4.
What is the first stage in liquid-phase-technique?

a.

Preparation of ultra-pure material powders

b.

Melting of materials

c.

Decomposition

d.

Crystallization

Discuss
Answer: (a).Preparation of ultra-pure material powders
Q5.
Which processes are involved in the purification stage in liquid-phase-technique?

a.

Filtration, Co-precipitation, Re-crystallization

b.

Decomposition, Filtration, Drying

c.

Doping, Drying, Decomposition

d.

Filtration, Drying, Doping

Discuss
Answer: (a).Filtration, Co-precipitation, Re-crystallization
Q6.
At what temperature range, does the melting of multi components glass systems takes place?

a.

100-300 degree Celsius

b.

600-800 degree Celsius

c.

900-1300 degree Celsius

d.

1500-1800 degree Celsius

Discuss
Answer: (c).900-1300 degree Celsius
Q7.
Fiber drawing using preform was useful for the production of graded index fibers.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q8.
The minute perturbations and impurities in the fiber drawing process using preform technique can result in very high losses of _____________

a.

Between 500 and 1000 dB/km

b.

Between 100 and 300 dB/km

c.

Between 1200 and 1600 dB/km

d.

More than 2000 dB/km

Discuss
Answer: (a).Between 500 and 1000 dB/km
Q9.
The liquid-phase melting technique is used for the production of fibers ___________

a.

With a core diameter of 50 ฮผm

b.

With a core diameter less than 100 ฮผm

c.

With a core diameter more than 200 ฮผm

d.

With a core diameter of 100 ฮผm

Discuss
Answer: (c).With a core diameter more than 200 ฮผm
Q10.
Graded index fibers produced by liquid-phase melting techniques are less dispersive than step-index fibers.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
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