STUPIDSID
1 (a)
Discuss the Normalizing Heat Treatment process of steel. What is the purpose of normalizing. Give some applications of normalizing process.
10 M
1 (b)
Define Fracture and give a brief classification of fracture. State Griffith's theory of brittle fracture and derive Griffith's equation.
10 M
2 (a)
Define lattice defects and state causes of their formation. Discuss defects due to dislocations.
10 M
2 (b)
Explain the purpose and process of tempering heat treatment. Explain different types of tempering process.
10 M
3 (a)
State and explain slip mechanism of plastic deformation. What is critical resolved shear stress? Derive the expression for Critical resolved shear stress for deformation by slip.
10 M
3 (b)
What is Diffusion Coating? Name its different methods. Discuss any one process of diffusion coating in details on the basis of principle, process, advantage and applications.
10 M
4 (a)
Draw neat Iron-Iron Carbide Equilibrium diagram indicating all important temperature, phrases and composition.
10 M
4 (b)
What is Nitriding? Explain different types of Nitriding processes. Explain the heat treatment before Nitriding.
10 M
5 (a)
Write a note on Fatigue Failure. Explain thermal fatigue and corrosion fatigue.
10 M
5 (b)
Explain the various transformation in Iron-Iron Carbide Equilibrium diagram.
10 M
6 (a)
Draw and explain each stage of a Creep-curve. Explain Andrade's analysis of classical creep curve.
10 M
6 (b)
What are Stainless Steel? Explain different types of Stainless Steels.
10 M
Write short notes on any four:-
7 (a)
Retained Austenite.
5 M
7 (b)
Ausforming Heat treatment process.
5 M
7 (c)
Dispersion Hardening.
5 M
7 (d)
Differentiate between Hot working and Cold working.
5 M
7 (e)
Effect of alloying elements on Tempering.
5 M
7 (f)
The solid solution.
5 M
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