Building Materials Quiz-1 | Expert Civil Quiz

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Below is the Building Materials MCQ test that checks your basic knowledge of Building Materials. This Building Materials MCQ Test contains 20 Multiple Choice Questions. You have to select the right answer to the question.

Building Materials Set-1

Test your Building Material knowledge, Find out where you are lagging and improve your knowledge.

1 / 39

For melting one tonne of cast iron

one quintal coke is required

20 kg limestone is required

700 meter cube air is required

all the above.

The term mortar is used to indicate a paste prepared by adding a required quantity of water to a mixture of binding material like cement or lime and fine aggregate like sand. This is used to bond masonry or other structural units.

2 / 39

In a mortar, the binding material is

sand

surkhi

cinder

cement

3 / 39

Pick up the polymineralic rock from the following:

Quartz sand

Magnesite

Pure gypsum

Granite

4 / 39

Lacquer paints

consist of resin and nitro-cellulose

are generally applied on structural steel

contain alcohol as thinner

all the above.

are less durable as compared to enamel paints

5 / 39

Kaolin is chemically classified as

metamorphic rock

argillaceous rock

silicious rock.

calcareous rock

6 / 39

For filling cracks in masonry structures, the type of bitumen used, is

cut-back bitumen

plastic bitumen.

bitumen-emulsion

blown bitumen

7 / 39

The initial setting time of lime-pozzolana, is

30 minutes

120 minutes.

90 minutes

60 minutes

8 / 39

Which one of the following is acid resistant asbestos:

anthophylite asbestos

All the above.

crocidolite asbestos

actinolite asbestos

amosite asbestos

10 / 39

Fibre glass

all the above.

has a higher strength to weight ratio

is shock proof and fire retardent

retains heat-longer

does not decay

11 / 39

Bitumen felt

all the above.

is made from bitumen and hessian fibres

is used as damp proofing material

is used as water proofing material

12 / 39

Depending on the chemical composition and mechanical properties, iron may be classified as

steel

all the above.

cast iron

wrought iron

13 / 39

In the cement the compound quickest to react with water is

Tetra-calcium alumino-ferrite

Tricalcium silicate

Tricalcium aluminate

Dicalcium silicate.

14 / 39

Asbestos cement

is brittle

strength is lowered when saturated by water

all the above.

warps due to changes in humidity

15 / 39

Stainless steel contains

8% of chromium and 18% of nickel

18% of chromuim and 8% nickel

12% of chromium and 36% of nickel

36% of chromium and 12% of nickel.

16 / 39

Bitumen in

solid state, is called asphalt

semi fluid state, is called mineral tar

all the above.

fluid state, is called petroleum

17 / 39

Pick up the correct statement from the following:

In Siemens process, the impurities of pig iron are oxidised by the oxygen of the ore

In open-hearth process, the furnace heats the steel

all the above.

In basic Bessemer process, the steel heats the converter

18 / 39

The rocks which are formed due to cooling of magma at a considerable depth from earth’s surface are called

Volcanic rocks

Hypabyssal rocks

Igneous rocks.

Plutonic rocks

19 / 39

Sand stone is

metamorphic rock

volcanic rock.

igneous rock

sedimentary rock

20 / 39

For the manufacture of Portland cement, the proportions of raw materials used, are

lime 22% ; silica 63% ; other ingredients 15%

silica 70% ; lime 20% ; other ingredients 10%.

silica 40% ; lime 40% ; other ingredients 20%

lime 63% ; silica 22% ; other ingredients 15%

21 / 39

Pick up the hypabyssal rock from the following:

Granite

All the above.

Dolerite

Basalt

22 / 39

Ultimate strength to cement is provided by

Tricalcium silicate

Di-calcium silicate

Tetra calcium alumino ferrite.

Tri-calcium aluminate

23 / 39

If the furnace is provided with insufficient fuel at low temperatures, the type of pig iron produced, is called

White or forge pig

Grey or foundry pig

Bessemer pig

Mottled pig.

24 / 39

Wrought iron contains carbon up to

0.25%

1.0%

1.5%

25 / 39

In the method of condensation polymerization,

all the above.

the reaction proceeds with an evolution of ammonia

low-molecular substances are removed from the high molecular substance

the reaction proceeds with an evolution of hydrogen chloride

26 / 39

Elastomers can extend upto

three times their original dimensions.

ten times their original dimensions

five times their original dimensions

seven times their original dimensions

27 / 39

The main constituent of fly-ash, is

aluminium oxide

All of these.

silica

ferrous oxide

28 / 39

The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as

Bessemer process

Open hearth process.

Cementation process

Crucible process

29 / 39

Brittleness of cold is due to an excess of

sulphur

carbon

phosphorus

silicon

30 / 39

Due to attack of dry rot, the timber

shrinks

none of these.

cracks

reduces to powder

31 / 39

The clay to be used for manufacturing bricks for a large project, is dugout and allowed to weather throughout

the winter

the summer

none of these.

the monsoon

32 / 39

Pick up the correct statement from the following:

For thin structures subjected to wetting and drying, the water cement ratio should be 0.45

All the above.

For massive concrete structures which remain continuously under water, the water cement ratio by weight should be 0.65

For mass concrete structures subjected to wetting and drying, the water ratio should be 0.55

For thin structures which remain continuously under water, the water-cement ratio by weight should be 0.55

33 / 39

Plastic

is an organic substance

is capable of flow when necessary heat and pressure are applied

finished products are rigid and stable at normal temperature

All the above.

consists of natural or synthetic binders

34 / 39

Wrought iron contains carbon about

0.5% to 1.75%

1.5% to 5.5%

none to these.

0.1% to 0.25%

35 / 39

Good quality stones must

all the above.

be free from clay

be durable

resist action of acids

36 / 39

The plastics made from cellulose resin

possess excellent electrical properties

are tough and strong

All the above.

are as clear as glass

37 / 39

Quartzite is a

calcareous rock

silicious rock.

argillaceous rock

metamorphic rock

38 / 39

The variety of pig iron used for manufacture of wrought iron, is

Grey or foundry pig

Bessemer pig

Mottled pig.

White forge pig

39 / 39

Vanadium steel is generally used for

axles and springs.

railway switches and crossing

bearing balls

magnets

Your score is

The average score is 46%

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