1.    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

2.    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

3.    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

4.    What is the name of the structure formed, if a steel is heated for about 723°C?
            A    :    Cementide
            B    :    Austenite
            C    :   Martensite
            D    :    Ferrite

5.    Which heat treatment process is done to refine the grain structure of the steel?
            A    :    Annealing
            B    :    Normalising
            C    :    Hardening
            D    :    Tempering

6.    What is the name of heat treatment process done to relieve strain and stress?
            A    :    Normalising
            B    :    Annealing
            C    :    Hardening
            D    :    Tempering

7.    Which process produce equilibrium conditions?
            A    :    Annealing and Hardening
            B    :    Normalising and Tempering
            C    :    Annealing and Normalising
            D    :    Normalising and Tempering

8.    Which process steel is heated in a carbonaceous atmosphere for the penetration of carbon?
            A    :    Case hardening
            B    :    Nitriding
            C    :    Carburising
            D    :    Induction hardening

9.    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

10.     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

11.    Which is a kind of surface hardening process?
            A    :    Cementide
            B    :    Ferrite
            C    :    Nitriding
            D    :    Tempering

12.    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

13.    What is colour of a metal piece when heated to 250°C while doing the tempering process?
            A    :    Blue
            B    :    Brown
            C    :   Purple
            D    :    Pale

14.     :   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