The equicohesive temperature defines the limit of temperature above w – McqOptions

MCQOPTIONS

1.	The equicohesive temperature defines the limit of temperature above which __________
A.	the grain interior is stronger than grain boundary
B.	the grain boundary is stronger than grain interior
C.	recrystallization takes place
D.	dislocation become mobile
Answer» B. the grain boundary is stronger than grain interior

Discussion

No Comment Found

Related MCQs

The equicohesive temperature defines the limit of temperature above which __________
The Ashby model does not define ________________
Hexagonal closed packed materials is generally not ductile.
The strain hardening will be most effective in _________
High angle grain boundary will have ________________ and low angle grain boundary will have _______________
The grain boundary is made of a regular array of edge dislocation at define spacing. In the case of low angle grain boundary, the distance between dislocation array will be small, and for high angle grain boundaries, it will be large.
For low angle grain boundary, the misfit angle is in the range of __________
If the mobility of dislocation is high, the strength of crystal will be ___________