STUPIDSID
1 (a)
Explain wireframe modelling in detail. Compare it with solid modeling.
7 M
1 (b)
Give your Comments on the need for standardization in Computer Graphics. Briefly discuss about various graphics standards available.
7 M
2 (a)
Explain the concepts of FEM. Discuss the different steps involved in FEA in detailed.
7 M
Answer any two question from Q2 (b) or Q2 (c)
2 (b)
What are different types of geometric technique available? Describe the common facilities available in a solid modelling package.
7 M
2 (c)
Reflect the diamond shape polygon whose vertices are A(-3,0), B(0,-2), C(3,0), D(0,2) about an arbitrary line L which is represented by equations y=0.5x+1.
7 M
Answer any two question from Q3 (a), (b) or Q3 (c), (d)
3 (a)
With neat sketch explain the characteristics of Bezier curve and mention its advantages.
7 M
3 (b)
Describe the structure of an IGES file and compare IGES and PDES.
7 M
3 (c)
Explain DDA algorithm for generation of line.
7 M
3 (d)
Explain the CAD of helical compression spring using flow chart.
7 M
Answer any two question from Q4 (a), (b) or Q4 (c), (d)
4 (a)
A triangle ABC with vertices A(30,20), B(90,20) and C(30,80) is to be scaled by factor 0.5 about a point X(50,40). Determine (i) the composition matrix and (ii) the coordinates of the vertices for a scaled triangle.
7 M
4 (b)
Explain Penalty approach and Elimination approach for FEA
7 M
4 (c)
Discuss in detail about the applications of optimization in engineering.
7 M
4 (d)
What are the different types of Elements? Explain their characteristic and importance.
7 M
Answer any two question from Q5 (a), (b) or Q5 (c), (d)
5 (a)
Explain Johnson method of optimum design with an example.
7 M
5 (b)
What do you mean by compatible and incompatible problem in optimum design? Explain.
7 M
5 (c)
Compare CSG and B-rep techniques of solid modeling.
7 M
5 (d)
What do you mean by primary and subsidiary design equation? Explain with example.
7 M
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