GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- III(OLD) EXAMINATION - SUMMER 2019
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Subject Code: 131904
Date: 11/06/2019
Subject Name: Material Science And Metallurgy
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
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- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
Q.1 (a) Briefly explain various properties of engineering materials. (07)
Q.2 (a) Draw Iron-Iron carbide equilibrium diagram. Name all the important reactions, phases, percentages and temperatures on the diagram. (07)
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(b) What is a solid solution? Explain different types of solid solution with a neat sketch. (07)
Q.3 (a) What are the three common methods of powder production in powder metallurgy? Explain any one in detail. (07)
OR
(b) What are the advantages and disadvantages of powder metallurgy? (07)
Q.4 (a) Classify various types of cast irons and explain briefly about grey cast iron. (07)
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(b) State composition, specific properties and applications of White Cast Iron. (07)
OR
(b) State composition, specific properties and applications of high carbon steels. (07)
Q.5 (a) What is allotropy? Discuss the allotropy of iron. (07)
(b) Draw TTT diagram for eutectoid steels. Explain it briefly by considering few cooling rates. (07)
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(a) Explain induction hardening process with the help of a neat sketch. (07)
OR
(b) Define heat treatment. Compare annealing and normalizing process. (07)
(a) Explain in detail pack carburizing process with the help of a neat sketch. (07)
(b) Write a short note on copper and its alloys (07)
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(a) Define corrosion and explain different types of corrosion. (07)
OR
(b) Explain with a neat sketch procedure followed during Dye Penetrant Test. (07)
Explain the criteria for selection of materials for engineering applications. (07)
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This download link is referred from the post: GTU BE 2019 Summer Question Papers || Gujarat Technological University
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