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Download JNTUA M.Tech 1st Sem 2016 Aug Supply 9D15105 Materials Technology Question Paper

Download JNTUA (JNTU Anantapur) M.Tech ( Master of Technology) 1st Semester 2016 Aug Supply 9D15105 Materials Technology Previous Question Paper

This post was last modified on 30 July 2020

This download link is referred from the post: JNTUA M.Tech 1st Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)


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Code: 9D15105

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M.Tech I Semester Supplementary Examinations August 2016

MATERIALS TECHNOLOGY

(Machine Design)

(For students admitted in 2012, 2013, 2014 & 2015 only)

Time: 3 hours

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Max. Marks: 60

Answer any FIVE questions

All questions carry equal marks

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  1. Explain slip mechanism of plastic deformation. What is critical resolved shear stress? Derive its expression for deformation by slip.
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  3. (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.
  4. (a) Define creep. Draw a classical creep curve. Explain each stage in detail.
    (b) Discuss the development of creep resisting alloys.
  5. (a) Define fatigue failure. Give examples of components prone to fatigue failure.

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    (b) Explain the mechanism of fatigue failure.
  6. (a) Explain the selection and design in relation to anticipated service.
    (b) Explain different ways of assessing materials for resistance to fracture.
  7. (a) Explain the composition, microstructure, properties and applications of transformation induced plasticity steels.
    (b) Brief about the various Alumina Aluminides.
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  9. (a) Explain smart materials with suitable examples.
    (b) What are nano-crystalline materials? Discuss various mechanical properties and applications of nano-crystalline materials.
  10. What electrical and optical applications of polymers? Explain using examples.

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This download link is referred from the post: JNTUA M.Tech 1st Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)

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