Download JNTUA M.Tech 2nd Sem 2016 February 9D04106c Design for Manufacturing Question Paper

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Code: 9D49106c


M.Tech I Semester Regular & Supplementary Examinations February 2016
DESIGN FOR MANUFACTURING
(Common to CAD/CAM & PEED)
(For students admitted in 2013, 2014 & 2015 only)

Time: 3 hours Max Marks: 60

Answer any FIVE questions
All questions carry equal marks
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1 (a) Explain the general design rules for manufacturing of a component.
(b) What are the difference between design for manufacturing and detail design explaining the various terms
involved?

2 (a) Explain the relationship between material selection and process selection for a given component.
(b) Discuss the study on materials selection with relevance to process selection chart.

3 Explain with a suitable example the steps in improving the design of a component from the point of view of
machining.

4 (a) What is the significance of solidification simulation in casting design?
(b) Explain the general design consideration for casting.

5 (a) Explain the effect of thermal stresses in weld joints.
(b) Explain the pre and post treatment methods of welding.

6 (a) Explain the chief factors in the design of forging.
(b) Distinguish between the closed die forging design and drop forging die design.

7 With a neat sketch, explain the Keeler Goodman Forging line diagram.

8 (a) Explain the design consideration for regard to important mechanical properties.
(b) With a neat sketch, explain the design considerations of injection moulding.
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