BUILDING MATERIALS QUIZ

Most commonly used solvent in oil paints, is

Petroleum

Coal tar

Spirit

Turpentine

TRUE ANSWER : ?
YOUR ANSWER : ?

Rapid hardening cement contains

Tetra-calcium alumino-ferrite

Di-calcium silicate

Tri-calcium aluminate

Tri-calcium silicate

TRUE ANSWER : ?
YOUR ANSWER : ?

Bitumen emulsion is

A liquid containing bitumen in suspension

All listed here

A paint

Used as anti-corrosive paint

TRUE ANSWER : ?
YOUR ANSWER : ?

First class timber has an average life of

Less than one year

5 to 10 years

1 to 5 years

More than 10 years

TRUE ANSWER : ?
YOUR ANSWER : ?

The variety of pig iron used for the manufacture of steel by Bessemer process, is

Mottled pig

Bessemer pig

White forge pig

Grey pig

TRUE ANSWER : ?
YOUR ANSWER : ?

Veneering means

Thin layer of superior wood glued to inferior wood

Carving out designs on timber planks

Chemically treating timber planks

Thick layer of superior wood glued to inferior wood

TRUE ANSWER : ?
YOUR ANSWER : ?

The process of mixing clay, water and other ingredients to make brick is known as

Pugging

Drying

Moulding

Kneading

TRUE ANSWER : ?
YOUR ANSWER : ?

Assertion A : Paints with white lead base are not recommended for painting of iron works.Reason R : Paints with white lead base do not check rusting of iron.Select your answer according to the coding system given below:

Both A and R is true but R is not the correct explanation of A

A is true but R is false

Both A and R is true and, R is the correct explanation of A

A is false but R is true

TRUE ANSWER : ?
YOUR ANSWER : ?

If ‘P’ is the percentage of water required for normal consistency, water to be added for determination of initial setting time, is

0.85 P

0.70 P

0.75 P

0.80 P

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Di-calcium silicate

Tri-calcium silicate

Tetra calcium alumino ferrite

Tri-calcium aluminate

TRUE ANSWER : ?
YOUR ANSWER : ?