RAPID PROTOTYPING AND TOOLING ED9271 ED 9271 | Model Question Paper | Previous Year Anna University Question Paper For M.E| Regulation 2009 Model Question Paper For ME Students|

M.E. DEGREE EXAMINATION, JUNE 2010 

Elective 

Engineering Design 

ED9271 - RAPID PROTOTYPING AND TOOLING  

(Common to M.E. Product Design and Development 

 and M.E-Computer Aided Design)  

(Regulation 2009) 

Time : Three hours  Maximum : 100 Marks 

Answer ALL Questions 

PART A — (10 × 2 = 20 Marks)  

1. Give two critical applications of virtual prototyping.
2. List the steps involved in product development.
3. Name the materials suitable for FDM process.
4. State the limitations of LOM process.
5. Name any two products that can be made through 3-D printing.
6. What is laser sintering?
7. Define the term part orientation.
8. What is support structure design?
9. State classification of rapid tooling.
10. What is meant by soft tooling?

PART B — (5 × 16 = 80 Marks)  

11. (a) Discuss the various stages in the development of RP systems highlighting
the merits and limitations.
Or
(b) In detail explain the need of Rapid Prototyping and  tooling in product
development.
12. (a) Describe LOM process and discuss the effects of process parameters on
the quality of the final product.
Or
(b) Explain the working principle and details of process parameters of an
FDM machine.
13. (a) Discuss with diagrams the selective laser melting and electron beam
melting process. Compare and contrast these processes.
Or
(b) Explain how SLS process can be used to produce direct and in-direct
prototypes.
14. (a) When is reverse engineering applied? In detail discuss the steps involved
in Reverse engineering.
Or
(b) Explain the significance of part orientation; support generation and
slicing with reference to RPT.
15. (a) Explain the concept of Bridge tooling with a case study.
Or
(b) Discuss how RPT can be used for the production of  rapid tooling for
aerospace and electronic industries.