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Untitled form Dnya 2

Authored by Pranav Gadhave

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Untitled form Dnya 2
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • Ungraded

What is the principle behind the transmission of light in optical fibers?

Refraction
B) Diffraction
C) Total Internal Reflection
D) Dispersion

2.

MULTIPLE CHOICE QUESTION

30 sec • Ungraded

What is the core material of most optical fibers?

A) Single-mode fiber
B) Multi-mode fiber
C) Step-index fiber
D) Plastic fiber

3.

MULTIPLE CHOICE QUESTION

30 sec • Ungraded

What is the refractive index of the cladding in optical fibers relative to the core?

A) Copper
B) Silicon dioxide
C) Aluminum
D) Carbon

4.

MULTIPLE CHOICE QUESTION

30 sec • Ungraded

What is the purpose of cladding in an optical fiber?

A) Higher than the core
B) Equal to the core
C) Lower than the core
D) Does not matte

5.

MULTIPLE CHOICE QUESTION

30 sec • Ungraded

What causes attenuation in optical fibers?

A) To provide strength
B) To reflect light back into the core
C) To transmit light
D) To absorb unwanted signals

6.

MULTIPLE CHOICE QUESTION

30 sec • Ungraded

What is the wavelength range for optical communication?

A) Scattering losses
B) Absorption losses
C) Bending losses
D) All of the above

7.

MULTIPLE CHOICE QUESTION

30 sec • Ungraded

Which of the following is NOT an advantage of optical fiber communication?

A) 200–300 nm
B) 800–1700 nm
C) 10–100 μm
D) 400–700 nm

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