Building Materials MCQs

Question 1

Smith's test of stones is performed to find out

Accepted Answer

The presence of soluble matter of stone

Answer

The compressive strength of the stone

Answer

The hardness of the stone

Answer

The toughness of the stone

Question 2

Refractory bricks resist

Accepted Answer

High temperature

Answer

Chemical action

Answer

Dampness

Answer

All the above

Question 3

Knots in timber are

Accepted Answer

Signs of branches cut off

Answer

Defects caused by crushing fibres

Answer

Splits radiating from the centre

Answer

Speckled strains

Question 4

Crushing strength of a good building stone should be more than

Accepted Answer

100 MPa

Answer

50 MPa

Answer

150 MPa

Answer

200 MPa

Question 5

In brick masonry the bond produced by laying alternate headers and stretchers in each course is known as

Accepted Answer

English bond

Answer

Double flemish bond

Answer

Zigzag bond

Answer

Single flemish bond

Question 6

The vehicle used in case of enamel paints is usually

Accepted Answer

Varnish

Answer

Linseed oil

Answer

Water

Answer

None of the above

Question 7

Which one of the following is used for preparing porcelain?

Accepted Answer

All of these

Answer

Clay

Answer

Feldspar

Answer

Quartz

Question 8

Which of the following gradients exerts maximum influence on properties of steel?

Accepted Answer

Carbon

Answer

Iron

Answer

Manganese

Answer

Sulphur

Question 9

Sewer pipes are made of

Accepted Answer

Stone ware

Answer

Earthen ware

Answer

Refractory clay

Answer

All the above