When the boundary moves the solute atoms migrate along with the bounda – McqOptions

MCQOPTIONS

1.	When the boundary moves the solute atoms migrate along with the boundary and exert a drag that reduces the boundary velocity. The magnitude of the drag will depend on ______
A.	Shape of the boundary
B.	Texture
C.	Concentration in the boundary
D.	It is an independent property
Answer» D. It is an independent property

Discussion

No Comment Found

Related MCQs

When the boundary moves the solute atoms migrate along with the boundary and exert a drag that reduces the boundary velocity. The magnitude of the drag will depend on ______
A recrystallization texture is sometimes an advantage.
What is most likely to happen to the grain boundary energy of a pure metal on alloying?
Which among the following is the property of a low angle boundary?
When > 10-15 the boundary is known as a_______ ( is the angular misorientation across the boundary)
If the tilt boundary is unsymmetrical, dislocations with different Burgers vectors are required to accommodate the misfit.
For simple arrays, the spacing of dislocation is given by the formula________ (where b is the Burgers vector of the dislocations and is the angular misorientation across the boundary)
is the angular misorientation across the boundary. At very small values of , the dislocation spacing is very large and the grain boundary energy is approximately proportional to the____
In the edge dislocations, the Burger vectors and dislocation line are _________
Calculate the magnitude of Burgers vector for the BCC lattice expressed as <148>, where 1, 4, 8 are their respective components of Burgers vector and the value of a is given as 1?