BUILDING MATERIALS QUIZ

Priming consists of

One part of white lead, 8 parts of chalk and one part of linseed oil

One part of white lead, 8 parts of chalk and four parts of twice boiled linseed oil

8 parts of white lead, one part of chalk and four parts of twice boiled linseed oil

None to these

TRUE ANSWER : ?
YOUR ANSWER : ?

The slag which floats on the surface of the molten iron generally contains

Silica (SiO2) 35%

Lime (CaO) 45%

All listed here

Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8%

TRUE ANSWER : ?
YOUR ANSWER : ?

If the iron ore contains clay as an impurity, the flux added during calcination, is

Lime stone

All listed here

Clay

Argillaceous iron ore

TRUE ANSWER : ?
YOUR ANSWER : ?

The most durable varnish is

Water varnish

Spirit varnish

Oil varnish

Turpentine varnish

TRUE ANSWER : ?
YOUR ANSWER : ?

The commonly used drying oil for oil paints, is

Olive oil

Linseed oil

Kerosene oil

Acetate of lead

TRUE ANSWER : ?
YOUR ANSWER : ?

Asphalt is obtained from

Bitumen distillation

Petroleum distillation

None of these

Plastic distillation

TRUE ANSWER : ?
YOUR ANSWER : ?

Glazing of clay products, is done

All listed here

To protect them from corrosive action

To protect them from atmospheric effect

To improve their appearance

TRUE ANSWER : ?
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Bullet proof glass is made of thick glass sheet sandwiched by a layer of

Chromium plate

Steel

High test plastic

Stainless steel

TRUE ANSWER : ?
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Bitumen felt

Is used as damp proofing material

Is used as water proofing material

Is made from bitumen and hessian fibres

All listed here

TRUE ANSWER : ?
YOUR ANSWER : ?

French polish is

Oil paint

None to these

Distemper

Spirit varnish

TRUE ANSWER : ?
YOUR ANSWER : ?

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