Quiz Questions - 11. Heat Treatment

Question 1 1 Marks

What is the process of heat treatment?

A

The process of heating and cooling to change the structure and properties

B

The process of heating to change the dimensions

C

The process of cooling to measure the dimensions

D

The process of heating and bending as per our requirement

Question 2 1 Marks

What are the various types of heat treatment processes?

A

Annealing, Normalising, Hardening and Tempering

B

Normalising, Heating, Cooling and Painting

C

Hardening, Soaking, Painting and Packing

D

Tempering, Cooling, Packing and Solling

Question 3 1 Marks

Which heat treatment process is done to refine the grain structure of the steel?

A

Annealing

B

Normalising

C

Hardening

D

Tempering

Question 4 1 Marks

What is the name of heat treatment process done to relieve strain and stress?

A

Normalising

B

Annealing

C

Hardening

D

Tempering

Question 5 1 Marks

Which process steel is heated in a carbonaceous atmosphere for the penetration of carbon?

A

Case hardening

B

Nitriding

C

Carburising

D

Induction hardening

Question 6 1 Marks

What is colour of a metal piece when heated to 250 Degree C while doing the tempering process?

A

Blue

B

Brown

C

Purple

D

Pale

Question 7 1 Marks

Which is a kind of surface hardening process?

A

Cementide

B

Ferrite

C

Nitriding

D

Tempering

Question 8 1 Marks

How much time is allowed normally in soaking zone for a 10mm thick metal piece while hardening?

A

5 minutes

B

10 minutes

C

15 minutes

D

20 minutes

Question 9 1 Marks

Which process produce equilibrium conditions?

A

Annealing and Hardening

B

Normalising and Tempering

C

Annealing and Normalising

D

Normalising and Tempering

Question 10 1 Marks

What is the name of the structure formed, if a steel is heated for about 723 Degree C?

A

Cementide

B

Austenite

C

Martensite

D

Ferrite

Question 11 1 Marks

What is the purpose of tempering a steel?

A

To reduce the brittleness

B

To remove the ductility

C

To increase the hardness

D

To increase the brittleness

Question 12 1 Marks

What is the name of the heat treatment process, where the metal is heated and quenched in water or oil?

A

Hardening

B

Normalising and Tempering

C

Annealing

D

Tempering

Question 13 1 Marks

Which is the suitable nitriding process for all alloyed and unalloyed steels?

A

Silver nitriding

B

Nitriding in salt-bath

C

Nitriding in Quenching tank

D

Gas nitriding

Question 14 1 Marks

What are the various stages of heat treatment?

A

Heating, Cooling and Quenching

B

Quenching, Cooling and Heating

C

Heating, Soaking and Quenching

D

Soaking, Quenching and Cooling