Explain the concept of resource base.
[3 marks]Discuss the relationship between material processing and selection of materials.
[4 marks]Draw and explain the importance of stress strain curve in selection of materials; also highlight the data obtained from the curve.
[7 marks]Discuss various factors affecting the cost of raw material.
[3 marks]Define stiffness? Discuss the criteria for selection of materials for stiffness.
[4 marks]Explain various criteria for the selection of material used in tools.
[7 marks]Discuss briefly on material selection for gear applications.
[3 marks]What are the various potential failure modes of ball bearing component?
[4 marks]Discuss in detail mechanism of ductile failure.
[7 marks]Differentiate between ductile and brittle fracture in metals.
[3 marks]Describe the role of toughness in material selection.
[4 marks]Explain the selection process of a material used for ship hull application.
[7 marks]Draw a typical S-Ncurve for plain carbon steel.
[3 marks]Discuss mechanism of component failure by galvanic corrosion.
[4 marks]Discuss a case study on aircraft component failure due to metallurgical factors/failure of metals.
[7 marks]Discuss the applicability of high strength to weight ratio materials in aerospace applications.
[3 marks]Explain in brief about thermal fatigue.
[4 marks]Explain macro & micro fracture features of Fatigue failure.
[7 marks]Discuss in brief about corrosion fatigue.
[3 marks]Explain in brief about the modes of fracture.
[4 marks]Explain stress corrosion cracking in detail.
[7 marks]What is ductile to brittle transition temperature? How the crystal structure of a metal affects this temperature?1
[3 marks]Explain the mechanism of hydrogen induced cracking in the steels.
[4 marks]What is the importance of failure analysis and its relationship with material selection?
[7 marks]