---------- process needs no quenching
ACase hardening
BFlame hardening
CInduction hardening
DNitriding
ACase hardening
BFlame hardening
CInduction hardening
DNitriding
Related Questions:
A Student focuses a sharp image of sun using a spherical mirror on a sheet of paper, which starts to burn after some time. Which of the following statement/statements about the mirror is/are correct?
a) It is concave spherical mirror
b) It is positive focal length
c)It is a converging mirror