wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

OC Quiz 5

Total questions: 10

Worksheet time: 8mins

Name
Class
Date
1.

Select the characteristic for fiber material

a)

Material must be transparent at particular wavelength

b)

Material must be a good conductor

c)

material must be a good semiconductor

d)

material shud flow like water

2.

Plastic fibers have higher attenuation. say True of false

a)

True

b)

False

3.

............. are used for short distance applications (several hundred meters) and abusive environments

a)

Plastic fibers

b)

glass fibers

4.

Glasses do not have well-defined melting points. Say True of False

a)

True

b)

False

5.

The addition of .............. or .............increases the refractive index, whereas doping the silica with fluorine or ..............idecreases it.

a)

GeO2 , P2O5, B203

b)

B2O3, P2O3, Ge2O3

c)

Ge2O3, B2O3, P2O5

6.

Highly pure vapors of metal halides (SiCl4) react with oxygen to form white powder of SiO2 . This is called

a)

Vapour Phase Oxidation process

b)

Direct Melt method

7.

IN Vapour Phase Oxidation process, Particles are collected on surface of bulk glass by above methods and are transformed to a homogeneous glass by heating without melting called as

a)

Sintering

b)

Sooting

c)

Fuming

d)

Oxidizing

8.

The ............ in the fiber drawing tower determines how fast and in turn how thick the fiber is.

a)

drum

b)

furnace

c)

elastic coating

d)

preform thickness

9.

The ....... .......... is a lateral process and ............. is an axial process

a)

OVPO and VAD

b)

VAD and OVPO

10.

In Fiber Optics Communication system for fiber protection using jacket consider the statement: It is very difficult to terminate it with connectors. Who am I

a)

Tight buffer Jacket

b)

Loose buffer jacket

c)

Filled loose buffer jacket