Building Materials MCQs

Question 1

Generally wooden moulds are made from

Accepted Answer

Shishum wood

Answer

Ply wood

Answer

Deodar wood

Answer

Teak wood

Question 2

Lime putty

Accepted Answer

All of above

Answer

Is made from hydraulic lime

Answer

Is made by adding lime to water

Answer

Can be used only upto three days

Question 3

Kaolin is chemically classified as

Accepted Answer

Argillaceous rock

Answer

Metamorphic rock

Answer

Calcareous rock

Answer

Siliceous rock

Question 4

Bitumen is generally obtained from

Accepted Answer

Petroleum product

Answer

Organic material

Answer

Synthetic material

Answer

Coal

Question 5

Which of the following is a rock?

Accepted Answer

Gypsum

Answer

Quartz

Answer

Mica

Answer

None of the above

Question 6

The compound of Portland cement which reacts immediately with water and also sets first is

Accepted Answer

Tri-calcium aluminate

Answer

Tri-calcium silicate

Answer

Di-calcium silicate

Answer

Tetra calcium alumino ferrite

Question 7

Manganese steels

Accepted Answer

All the above

Answer

Are non-magnetic

Answer

Possess high electrical resistance

Answer

Possess low coefficient of expansion

Question 8

Mastic asphalt is

Accepted Answer

All the above

Answer

Water proof

Answer

Fire proof

Answer

Elastic

Question 9

Based on its dry weight, a freshly felled tree may contain water

Accepted Answer

100%

Answer

25%

Answer

50%

Answer

75%