Material Science And Metallurgy (3131904) MCQ

MCQs of Heat Treatment of Steel

MCQ No - 1

The purpose of heat treatment is

(A)

Change the mechanical property of steel

(B)

 To change the internal structure of steel

(C)

To change the appearance of the component

(D)

 To change the chemical property of steel 


A
MCQ No - 2

Heat treatment of metal is necessary

(A)

To produce certain desired properties 

(B)

To make good appearance on the component

(C)

To increase strength of the metal 

(D)

To make the metal rust proof 


A
MCQ No - 3

The instrument used to measure high temperature in the furnace is

(A)

Thermometer

(B)

Barometer

(C)

Colorimeter

(D)

Pyrometer


D
MCQ No - 4

What is the main purpose of annealing ?

(A)

To improve machinability

(B)

To improve magnetism

(C)

To increase hardness

(D)

To increase toughness


B
MCQ No - 5

Which one of the following processes by which steel is heated to the required temperature and then cooled slowly in the furnace itself ?

(A)

Tempering

(B)

Hardning

(C)

Nitriding

(D)

Annealing


D