Other Bachelor Degree- RAPID PROTOTYPING (Karunya University, Coimbatore-2012)

Reg. No. ________                                                                                                                                                      

Karunya University

(Karunya Institute of Technology and Sciences)

(Declared as Deemed to be University under Sec.3 of the UGC Act, 1956)

 

Supplementary Examination – June 2012

 

Subject Title:  RAPID PROTOTYPING                                                                                                 Time: 3 hours

Subject Code: 09ME222                                                                                                               Maximum Marks: 100           

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               

Answer ALL questions

PART – A (10 x 1 = 10 MARKS)

 

1.         Give some applications of rapid prototyping.

2.         Define indirect rapid prototyping.

3.         What types of file format is used in RP?

4.         Write any two applications in liquid based RP processes.

5.         What is ABS?

6.         What are the two methods in solid based RP Processes?

7.         State the applications of 3D printing.

8.         What affects the dimensional accuracy in powder-based Rapid Prototyping Systems?

9.         Define direct AIM.

10.       What about vacuum casting in indirect rapid tooling in RP system?

 

PART – B (5 x 3 = 15 MARKS)

 

11.       Discuss briefly classifications in RP system.

12.       With diagram explain the working principle of liquid based RP system.

13.       Discuss about the applications of the Laminated Object Manufacturing.

14.       Briefly explain the data preparation for SLS.

15.       State few applications of Rapid tooling investment casting?

 

PART – C (5 x 15 = 75 MARKS)

 

16.       Explain the history of RP Systems and its fundamental developments.

(OR)

17.       Explain direct and indirect rapid prototyping and discuss its advantages and disadvantages.

 

18.       Briefly explain the principle and process details in stereo lithography systems with neat sketch.

(OR)

19.       With diagram explain the operation principle and its applications of Solid Ground Curing.

 

20.       With neat sketch explain the Fusion Deposition Modeling (FDM) and its applications.

(OR)

21.       Briefly discuss about the Laminated Object Manufacturing (LOM) operation and its materials.

 

22.  Briefly explain the principle and process details in Selective Laser Sintering (SLS) and its applications with neat sketch.

(OR)

23.       Sketch Laser Engineered Net Shaping (LENS) and explain the principle and applications.

 

24.       Explain:                        a.         Vulcanizing Silicone rubber tooling                    b.         Spray metal tooling

(OR)

25.       Explain Direct Metal Laser Sintering.

Earning:  ₹ 5.05/-