Download JNTUA M.Tech 1st Sem 2016 Feb Reg-Supple 9D04206a Rapid Prototyping Question Paper

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Code: 9D04206a

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M.Tech I Semester Regular & Supplementary Examinations February 2016

RAPID PROTOTYPING

(Production Engineering)

(For students admitted in 2014 & 2015 only)

Time: 3 hours

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Answer any FIVE questions

All questions carry equal marks

Max Marks: 60

1. 1. What is meant by rapid prototyping? List the classification of RP systems.
   2. What is the need for compression in product development?

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2. 1. With a neat sketch, explain the working of stereolithography technique.
   2. What are the limitations of the SLA process?
3. 1. How is FDM used in RP? What are the process parameters which influence the FDM process?

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   2. List the advantages and limitations of FDM.
4. Explain solid ground curing process with a neat sketch.
5. 1. What are concept modelers? Explain the applications of RP components from concept modeling.
   2. Explain the working of a thermal jet printer.

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6. Explain with neat sketch the following indirect tooling techniques:
   1. Aluminum filled epoxy tooling.
   2. Spray metal tooling.
7. 1. Explain briefly factors influencing accuracy.

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   2. Error in data preparation and finishing.
8. Write short notes on:
   1. Surface digitizing.
   2. Surface modification.

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