A wedge shaped piece of copper is plastically deformed to a plate of uniform thickness. The finest recrystallised grains will be observed at
A. the end of the plate corresponding to the thinner part of the wedge
B. the end of the plate corresponding to the thicker part of the wedge
C. in the centre of the plate
D. at no particular location of the plate
Answer: Option B
Related Questions on Mechanical Metallurgy
In a tensile test of ductile material, necking starts at
A. lower yield stress
B. upper yield stress
C. ultimate tensile strength
D. just before fracture
A. $$2 + \frac{{\sigma 3}}{2}$$
B. $$4 + \frac{{\sigma 3}}{5}$$
C. $$5 + \frac{{\sigma 3}}{2}$$
D. $$5 + \frac{{\sigma 3}}{3}$$
A. P-1, Q-2, R-3
B. P-4, Q-3, R-1
C. P-3, Q-1, R-4
D. P-2, Q-1, R-3
A. the outer edges of the rod
B. $$\frac{r}{3}$$ from the centre
C. $$\frac{r}{2}$$ from the centre
D. the centre
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