Building Materials MCQs

Question 1

Ultimate strength to cement is provided by

Accepted Answer

Di-calcium silicate

Answer

Tri-calcium silicate

Answer

Tri-calcium aluminate

Answer

Tetra calcium alumino ferrite

Question 2

The main constituent of fly-ash, is

Accepted Answer

All of these

Answer

Aluminium oxide

Answer

Silica

Answer

Ferrous oxide

Question 3

The most important constituent of varnish, is

Accepted Answer

All the above

Answer

Drier

Answer

Solvent

Answer

Resin

Question 4

Stones used for ornamental work must be

Accepted Answer

Soft

Answer

Hard

Answer

Light

Answer

Heavy

Question 5

Red short iron cracks when bent due to the presence of

Accepted Answer

Sulphur

Answer

Carbon

Answer

Phosphorus

Answer

Silicon

Question 6

Forge pig may be converted to wrought iron by

Accepted Answer

Pudding

Answer

Rolling

Answer

Shingling

Answer

Refining

Question 7

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

Accepted Answer

White or forge pig

Answer

Bessemer pig

Answer

Grey or foundry pig

Answer

Mottled pig

Question 8

Which of the following should be used for hearting of thicker walls?

Accepted Answer

Headers

Answer

Stretchers

Answer

Brick bats

Answer

Queen closer

Question 9

Seasoning of timber is done

Accepted Answer

To remove water

Answer

To make it water proof

Answer

To paint its surface

Answer

To increase its temperature