Question # 1

Not a major contributor of engineering ceramics

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SiC

SiO2

Si3N4

BH3

_________ is used as stablizer.

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CaO

SiO2

NaCl

None of these

Most commercial glasses consist of

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Lime

Soda

Silica

All

What is a process for making glass reinforced shapes that can be general by polling resin impregnated glass stands though a die.

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Continuous pultrusion

Bulk molding

Vacuum bag forming

Computational analysis

The first step of formation of sugar is

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Extraction

Washing

Cutting

Clarifying

What is the colour of pulp obtained from chemical pulping.

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Black

Brown

Blue

Red

Which of the following term is not used in pulping.

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Kappa number

Copper number

Bromine Number

Octane Number

Petroleum is mixture of

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Petrol

Diesal

Petroleum

All of these

What nickel alloy has high electrical and corrosion resistance and high strength at red heat temperature and contain 15 to 20% chromium.

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Alnico

Nichrome

Invar

None of above

Naphthalene balls are obtained from

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Carbon

Coke

Coal Tar

All of above

What is prefix in steel identification means it is made in an electric furnaced.

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E

H

B

Z

Granulated sugar containing._____________

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Glucose

Fructose

Maltose

Sucrose

in the system of designating wrought aluminum alloys the letter F that follows the number indicates what condition of the alloy.

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As fabricated

Calcined

Annealed

Strain hardened

Which substances is not used as an additive in paper industry.

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Glucose

Starch

Alum

None of these

What refers to the removal of zinc from brasses?

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Dezincification

Graphitization

Stabilization

Denitration

In Pakistan the total production of glass is over ________ tons per year.

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800

8000

80,000

None of these

Final paper wound in the form of a real having final moisture of about.

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6-8%

9 - 12 %

13-15 %

4 - 10%

What ASTM test for tension is designated for plastics.

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A 370

D 638

E 292

None of these

Ammonium nitrate is sold as a mixture with

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Soda Ash

Lime stone

Zinc

None of above

What is the function of Head Box in paper making machine.

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It dry the paper

It reduces thickness of paper

It makes the surface of paper smooth

It discharge the pulp at the screen of fourdrinier table

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