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MATERIALS FOR PRODUCT DESIGN PD9223 PD 9223 Model Question Paper | Previous Year Anna University Question Paper For M.E| Regulation 2009 Model Question Paper For ME Students|

Sunday, November 20, 2011 ·


         
M.E. DEGREE EXAMINATION, JUNE 2010 
Second Semester 
Product Design and Development 
PD9223 — MATERIALS FOR PRODUCT DESIGN 
(Regulation 2009) 
Time : Three hours  Maximum : 100 Marks 
Answer ALL Questions 
PART A — (10 × 2 = 20 Marks) 
1. Explain the term super plasticity.
2. State the desirable properties of materials used in nuclear power plants.
3. Explain the term stretch forming in sheet metal industry.
4. State the desirable properties of shape memory alloys.
5. State the applications of polymers in making products.
6. Compare injection moulding with blow moulding.
7. What is meant by design for assembling?
8. Explain the term snap fits.
9. List out the micro fabrication techniques in engineering application.
10. Explain the term wire bonding packaging.

PART B — (5 × 16 = 80 Marks) 

11. (a) Explain the effect of strain rate and temperature on plastic behaviour of
engineering materials with suitable diagram.
Or
(b) An UTM has to be designed and fabricated by including JIGS and
FIXTURES, for conducting experiment at elevated temperatures. Select
suitable material selection processes and name the materials for making
the components.
12. (a) List out the tests used to determine the formability of sheet metal and
explain any three with neat diagram.
Or
(b) State the advantages and applications of the following materials in
making products.
 (i) Smart materials
 (ii) Shape memory alloys
 (iii) Nano materials.
13. (a) What is the structure of Boron carbide and explain how it can be used to
prepare BC-Nickel composites state the bonding mechanism.
Or
(b) Explain with a neat diagram, the processes involved  and procedure of
making plastic bottles used in packaged drinking water plant.
14. (a) Explain the design processes involved in design of new products with
proper priority to materials selection
Or
(b) Explain the method of manufacturing plastic gears used in computer
printers. Also explain the design procedure involved in making plastic
gears.
15. (a) Explain the LIGA micro fabrication processes with a suitable case study.
Or
(b) Explain the term etching. Classify it. State the differences and also
specify the application of each.

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