Building Materials MCQs

Question 1

Pick up the synthetic resin from the following:

Accepted Answer

All of these

Answer

Urea resin

Answer

Phenolic resin

Answer

Resorcinol resin

Question 2

Specific gravity for most of the building stones lies between

Accepted Answer

2.5 to 3.0

Answer

1.5 to 2.0

Answer

2.0 to 2.5

Answer

3.0 to 3.5

Question 3

For melting one tonne of cast iron

Accepted Answer

All the above

Answer

700 m3 air is required

Answer

20 kg limestone is required

Answer

One quintal coke is required

Question 4

A volatile substance added to a paint to make its application easy and smooth, is known as

Accepted Answer

Solvent

Answer

Base

Answer

Vehicle

Answer

None to these

Question 5

Name the type of cement from the following for canal linings:

Accepted Answer

Sulphate resisting cement

Answer

Rapid hardening cement

Answer

Quick setting cement

Answer

Pozzolana cement

Question 6

Study the following statements. (i) Hydraulic lime is suitable for white washing, (ii) Fat lime is suitable for whitewashing, (iii) Hydraulic lime is suitable for making mortar, (iv) Fat lime is suitable for making mortar.

Accepted Answer

(ii) and (iii)

Answer

(i) and (iv)

Answer

(i) and (ii)

Answer

(iii) and (iv)

Question 7

The commonly used drying oil for oil paints, is

Accepted Answer

Linseed oil

Answer

Olive oil

Answer

Kerosene oil

Answer

Acetate of lead

Question 8

Formula for quick lime, is

Accepted Answer

CaCO3

Answer

Ca(OH)2

Answer

CO3CO2

Answer

None of these

Question 9

Plywood is normally available

Accepted Answer

3 mm to 4 mm thick

Answer

1 mm thick

Answer

2 mm thick

Answer

2 to 3 mm thick