Miscellaneous in Metallurgy MCQ Questions and Answers | Metallurgical Engineering

A. Recrystallization annealing

B. Spheroidise annealing

C. Both A and B

D. None of these

A. Full annealing

B. Process annealing

C. Stress relief annealing

D. None of these

A. Silicon carbide

B. Silicon nitride

C. Sialon

D. Silicon alumino nitrate

A. $$\frac{\partial }{{\partial r}}\left( {{r^2}.\frac{{\partial T}}{{\partial r}} = 0} \right)$$

B. $$\frac{\partial }{{\partial T}}\left( {{r^2}.\frac{{\partial T}}{{\partial r}} = 0} \right)$$

C. $$\frac{\partial }{{\partial r}}\left( {{T^2}.\frac{{\partial T}}{{\partial r}} = 0} \right)$$

D. $$\frac{\partial }{{\partial t}}\left( {{r^2}.\frac{{\partial T}}{{\partial r}} = 0} \right)$$

A. Butt joint

B. Lap joint

C. Tee joint

D. Corner joint

A. flux of atoms and the concentration gradient

B. amount of gas dissolved in the molten metal and the partial pressure

C. applied normal stress and the orientation of slip system

D. heat flux and the temperature gradient

A. delamination

B. oxidation

C. fatigue

D. fragmentation

A. 17 - 27% Cr

B. 11.5 - 18% Cr

C. 48% Cr

D. 14 - 27% chromium

A. Silicon carbide

B. Tungsten carbide

C. Vanadium carbide

D. Chromium carbide

A. 3 times

B. 2 times

C. 6 times

D. 4 times