Building Materials MCQs

Question 1

First class timber has an average life of

Accepted Answer

More than 10 years

Answer

Less than one year

Answer

1 to 5 years

Answer

5 to 10 years

Question 2

Iron ore may contain

Accepted Answer

All the above

Answer

Carbon

Answer

Silicon

Answer

Phosphorus and manganese

Question 3

In the method of condensation polymerization,

Accepted Answer

All of the above

Answer

Low-molecular substances are removed from the high molecular substance

Answer

The reaction proceeds with an evolution of ammonia

Answer

The reaction proceeds with an evolution of hydrogen chloride

Question 4

Which one of the following polymers is obtained from condensation polymerization?

Accepted Answer

All of these

Answer

Phenol formaldehyde

Answer

Carbamide

Answer

Melamine-formaldehyde

Question 5

The rocks in which argil (or clay) predominates, are called

Accepted Answer

Argillaceous rocks

Answer

Siliceous rocks

Answer

Calcareous rocks

Answer

Igneous rocks

Question 6

The trunk of tree left after cutting all the branches is known as

Accepted Answer

Log

Answer

Batten

Answer

Plank

Answer

Baulk

Question 7

A badly mixed cement concrete results in

Accepted Answer

Honey combing

Answer

Segregation

Answer

Bleeding

Answer

None of these

Question 8

Minimum thickness of wall where single Flemish bond can be used is

Accepted Answer

One and a half bricks thick

Answer

Half brick thick

Answer

One brick thick

Answer

Two bricks thick

Question 9

The commonly used base for iron and steel work, is

Accepted Answer

Red lead

Answer

Zinc white

Answer

White lead

Answer

Titanium white