BUILDING MATERIALS QUIZ

Pick up the polymineralic rock from the following:

Quartz sand

Pure gypsum

Granite

Magnesite

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 : ?

According to ISI, bitumen is classified into

8 grades

10 grades

4 grades

2 grades

TRUE ANSWER : ?
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Good quality cement contains higher percentage of

Tetra calcium alumino ferrite

Di-calcium silicate

Tri-calcium aluminate

Tri-calcium silicate

TRUE ANSWER : ?
YOUR ANSWER : ?

Generally wooden moulds are made from

Deodar wood

Shishum wood

Ply wood

Teak wood

TRUE ANSWER : ?
YOUR ANSWER : ?

The commonly used drying oil for oil paints, is

Olive oil

Linseed oil

Acetate of lead

Kerosene oil

TRUE ANSWER : ?
YOUR ANSWER : ?

Sandstone is a (i) Sedimentary rock (ii) Aqueous rock (iii) Siliceous rock

Both (i) and (ii)

Both (i) and (iii)

All (i), (ii) and (iii)

Only (i)

TRUE ANSWER : ?
YOUR ANSWER : ?

During smelting process, the combination of fuel in the furnace

Carbon dioxide with carbon forms carbon mono-oxide

Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2

All listed here

Forms carbon dioxide

TRUE ANSWER : ?
YOUR ANSWER : ?

Advantage of a clamp compared to a kiln for burning bricks is that

It has less initial cost

It gives more output of first class bricks

It takes less time for burning

It is suitable when bricks are required in large numbers

TRUE ANSWER : ?
YOUR ANSWER : ?

The plywood

Cannot be bent more easily than ordinary wood of same thickness

Has good strength along the panel only

Has greater impact resistance to blows than ordinary wood

Can be spilt in the plane of the panel

TRUE ANSWER : ?
YOUR ANSWER : ?