Building Materials MCQs

Question 1

A good building stone should not absorb water more than

Accepted Answer

5%

Answer

10%

Answer

15%

Answer

20%

Question 2

Basalt is

Accepted Answer

Extrusive igneous rock

Answer

Sedimentary rock

Answer

Metamorphic rock

Answer

Intrusive igneous rock

Question 3

Age of a tree may be ascertained by

Accepted Answer

Number of annual rings

Answer

Radius of its stem

Answer

Circumference of its stem

Answer

Number of branches

Question 4

Which one of the following is an air binding material?

Accepted Answer

All of these

Answer

Gypsum

Answer

Acid-resistant cement

Answer

Quick lime

Question 5

Bitumen felt

Accepted Answer

All the above

Answer

Is used as water proofing material

Answer

Is used as damp proofing material

Answer

Is made from bitumen and hessian fibres

Question 6

Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica

Accepted Answer

Quartz and mica are minerals

Answer

Basalt and marble are the only metamorphic rocks

Answer

There is no sedimentary rock

Answer

Granite is the only igneous rock

Question 7

Blister steel

Accepted Answer

All the above

Answer

Is obtained by cementation process

Answer

Is full of fissures and cavities

Answer

Can be easily welded

Question 8

Cast iron contains carbon approximately

Accepted Answer

1.5% to 5.5%

Answer

0.05% to 1.75%

Answer

0.250 %

Answer

None to these

Question 9

Steel contains carbon approximately

Accepted Answer

0.05% to 1.75%

Answer

1.50% to 5.6%

Answer

0.25%

Answer

None to these