Match the processes given in Group 1 with corresponding typical defects in Group 2.
Group 1 | Group 2 |
P. Forging | 1. Alligatoring |
Q. Rolling | 2. Cold shut |
R. Deep drawing | 3. Chevron Cracks |
S. Extrusion | 4. Wrinkles |
A. P-1, Q-2, R-3, S-4
B. P-2, Q-1, R-4, S-3
C. P-2, Q-1, R-3, S-4
D. P-3, Q-1, R-4, S-2
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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