Materials and Construction MCQs

Question 1

Ceramic materials fabrication can not be done by

Accepted Answer

Welding

Answer

Slip casting

Answer

Extrusion

Answer

Plastic pressing

Question 2

Aluminium as a material of construction suffers from the disadvantage of

Accepted Answer

Rather low tensile strength

Answer

Very high cost

Answer

Very low strength to weight ratio

Answer

Scarce availability

Question 3

The largest consumption of zinc for alloys is in the making of

Accepted Answer

Brasses

Answer

Bearing metal

Answer

Brazing solder

Answer

Die casting alloys

Question 4

Which of the following is a non-magnetic material?

Accepted Answer

Zinc

Answer

Cobalt

Answer

Nickel

Answer

None of these

Question 5

Which of the following is not a non-ferrous alloy?

Accepted Answer

Meehanite

Answer

Magnalium

Answer

Gun metal

Answer

Muntz metal

Question 6

Which has the maximum melting point out of the following?

Accepted Answer

Wrought iron

Answer

Steel

Answer

Cast iron

Answer

Stainless steel

Question 7

Galvanised iron is

Accepted Answer

Protected from rusting

Answer

Harder

Answer

Alumina coated iron

Answer

None of these

Question 8

Age hardening is concerned with

Accepted Answer

Duralumin

Answer

Copper

Answer

Brass

Answer

Silver

Question 9

Aluminium storage vessel can be used to store

Accepted Answer

None of these

Answer

Aqua regia

Answer

Ferrous sulphate

Answer

Hydrochloric acid (10%)