Materials and Construction MCQs

Question 1

Materials having __________ lattice structure are usually most ductile.

Accepted Answer

F.c.c.

Answer

B.c.c.

Answer

H.c.p.

Answer

Cubic

Question 2

__________ steel is widely used for the manufacture of motor car crankshafts.

Accepted Answer

Chrome

Answer

Silicon

Answer

Nickel

Answer

High speed

Question 3

Fatigue failure of a material may occur, when it is subjected to __________ stress.

Accepted Answer

Fluctuating

Answer

Tensile

Answer

Compressive

Answer

Torsion

Question 4

Aqueous nitric acid is stored in

Accepted Answer

Stainless steel vessel

Answer

Steel drum

Answer

Cast iron vessel lined with acid-proof masonry brick

Answer

Cast iron vessel

Question 5

Sulphur melting pit in the sulphuric acid plant is made of

Accepted Answer

Steel or cement-brick lined

Answer

Lead lined stainless steel

Answer

Cast iron

Answer

Hard wood

Question 6

Maximum consumption of copper is in

Accepted Answer

Electrical industry

Answer

Utensil manufacture

Answer

Industrial equipment manufacture

Answer

Small scale industries

Question 7

Urea autoclave is made of

Accepted Answer

Stainless steel

Answer

Cast iron

Answer

Refractory blocks

Answer

Lead lined steel

Question 8

For spinning viscose rayon, the extrusion spinnerettes are made of

Accepted Answer

Platinum or gold alloys

Answer

High carbon steel

Answer

Aluminium

Answer

Nickel

Question 9

Generally __________ are subjected to galvanising (i.e., zinc coating).

Accepted Answer

Low carbon steels

Answer

Non-ferrous metals

Answer

Non-metals

Answer

Stainless steel