Question Paper: CAD - CAM - CIM : Question Paper Dec 2013 - Mechanical Engineering (Semester 7) | Mumbai University (MU)

CAD / CAM / CIM - Dec 2013

Mechanical Engineering (Semester 7)

(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
1 (a) Explain in brief the importance of concurrent Engineering in product development cycle?(5 marks) 1 (b) List benefits of Group technology(5 marks) 1 (c) Write a program in C++ for 3D geometric transformations which include functions for the following
(i) Rotation @ x axis. (ii) Shearing
(10 marks)
2 (a) Describe hardware configuration of ClM. with the help of a neat sketch.(10 marks) 2 (b) Specify the three principal classifications of the geometric modelling systems and write in brief about each of them(10 marks) 3 (a) Compare between Bezier and B-spline curve with reference to number of control points, order of continuity and surface normal. (9 marks) 3 (b) Figure 1 shows the final profile to be generated on a MS bar stock of diameter 90mm and 150mm length by using a CNC turning center. Write CNC part program and show the toolpath.(11 marks) 4 (a) Figure 1 shows a component to be contour furnished on matching centre. Write the efficient APT program.(10 marks) 4 (b) Reflect the triangle ABC about the line 3x-4y+8 = 0. The position vector of the Co-ordinate ABC is given as A= (4, 1), B = (5. 2), C = (4. 3).
Find the composite transformation matrix and its new coordinates
(10 marks)
5 (a) Explain any one hidden surface removal algorithm(10 marks) 5 (b) Compare Retrieval type and generatic type of procem planning systems(10 marks) 6 (a) List the different types of AS/RS and explain in brief the components of it.(12 marks) 6 (b) Explain the following :
(i) GKS Graphic Standard.
(ii) Co-ordinate measuring machine.
(8 marks)

Write short notes on following with sketch / block diagram wherever possible

7 (a) Virtual Prototyping.(5 marks) 7 (b) Future CIM systems(5 marks) 7 (c) Tool length compensation(5 marks) 7 (d) AI in CAPP systems.(5 marks) 7 (e) Ray Tracing(5 marks)

written 23 months ago by gravatar for Team Ques10 Team Ques10 ♦♦ 400
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