OFC FIRST MODULE

OFC FIRST MODULE

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20 Qs

quiz-placeholder

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OFC FIRST MODULE

OFC FIRST MODULE

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

When light strikes a surface, it does 4 main things. It can..

Reflect

refract

transmit

absorb

all of he above

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

select the examples of refraction

Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statement about optical fibre is incorrect?

Light is totally internally reflected down the fibre

It is used in medical (endoscope)

It is used in fibre optic communication.

Angle of incidence of light in optical fibre must less than critical angle.

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Chose the TWO conditions are NOT correct for total internal reflection to take place

The incident angle should be less than the critical angle

The incident angle should be greater than the critical angle

Light should travel from a denser to a lighter medium

Light should travel from a lighter to a denser medium

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In an optical fiber, the concept of Numerical aperture is applicable in describing the ability of __________

Light Collection

Light Scattering

Light Dispersion

Light Polarization

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

The core of a fiber optic cable is made of

Air

Glass

Diamond

Quartz

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Optical fibers suffer radiation losses at bends or curves on their paths. State true or false

True

False

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