BUILDING MATERIALS QUIZ

Proper amount of entrained air in concrete results in<br/>(i) Better workability<br/>(ii) Better resistance to freezing and thawing<br/>(iii) Lesser workability<br/>(iv) Less resistance to freezing and thawing

(ii) and (iii)

(i) and (ii)

(i) and (iv)

(iii) and (iv)

TRUE ANSWER : ?
YOUR ANSWER : ?

The standard size of masonry bricks, is

20 cm x 10 cm x 10 cm

19 cm x 9 cm x 9 cm

21 cm x 11 cm x 11 cm

18 cm x 8 cm x 8 cm

TRUE ANSWER : ?
YOUR ANSWER : ?

Water paint is a

White wash

All listed here

Whiting

Color wash

TRUE ANSWER : ?
YOUR ANSWER : ?

Asbestos cement

Strength is lowered when saturated by water

Is brittle

All of these

Warps due to changes in humidity

TRUE ANSWER : ?
YOUR ANSWER : ?

Knots in timber are

Signs of branches cut off

Speckled strains

Splits radiating from the centre

Defects caused by crushing fibres

TRUE ANSWER : ?
YOUR ANSWER : ?

Lime mortar is generally made with

Fat lime

Hydraulic lime

Quick lime

Plain lime

TRUE ANSWER : ?
YOUR ANSWER : ?

Forge pig may be converted to wrought iron by

Rolling

Shingling

Refining

Pudding

TRUE ANSWER : ?
YOUR ANSWER : ?

Study the following statements. (i) Hydraulic lime is suitable for white washing, (ii) Fat lime is suitable for whitewashing, (iii) Hydraulic lime is suitable for making mortar, (iv) Fat lime is suitable for making mortar.

(iii) and (iv)

(i) and (iv)

(i) and (ii)

(ii) and (iii)

TRUE ANSWER : ?
YOUR ANSWER : ?

Rapid hardening cement contains

Tri-calcium aluminate

Di-calcium silicate

Tri-calcium silicate

Tetra-calcium alumino-ferrite

TRUE ANSWER : ?
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French polish is

None to these

Distemper

Oil paint

Spirit varnish

TRUE ANSWER : ?
YOUR ANSWER : ?

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