JNTUA M.Tech 1st Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)
FirstRanker's choice
Code: 9D15105
--- Content provided by FirstRanker.com ---
M.Tech I Semester Supplementary Examinations August 2016
MATERIALS TECHNOLOGY
(Machine Design)
(For students admitted in 2012, 2013, 2014 & 2015 only)
Time: 3 hours
--- Content provided by FirstRanker.com ---
Max. Marks: 60
Answer any FIVE questions
All questions carry equal marks
*****
- Explain slip mechanism of plastic deformation. What is critical resolved shear stress? Derive its expression for deformation by slip.
- (a) What is super plasticity as applied to metals? To what extent is this phenomenon related to micro structure.
(b) Differentiate between dispersion and particulate strengthening. - (a) Define creep. Draw a classical creep curve. Explain each stage in detail.
(b) Discuss the development of creep resisting alloys. - (a) Define fatigue failure. Give examples of components prone to fatigue failure.
--- Content provided by FirstRanker.com ---
(b) Explain the mechanism of fatigue failure. - (a) Explain the selection and design in relation to anticipated service.
(b) Explain different ways of assessing materials for resistance to fracture. - (a) Explain the composition, microstructure, properties and applications of transformation induced plasticity steels.
(b) Brief about the various Alumina Aluminides. - (a) Explain smart materials with suitable examples.
(b) What are nano-crystalline materials? Discuss various mechanical properties and applications of nano-crystalline materials. - What electrical and optical applications of polymers? Explain using examples.
--- Content provided by FirstRanker.com ---
--- Content provided by FirstRanker.com ---
*****
--- Content provided by FirstRanker.com ---
This download link is referred from the post: JNTUA M.Tech 1st Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)
--- Content provided by FirstRanker.com ---