STUPIDSID
1(a)
What are the different types of equations used for curve representation? Explain with suitable example.
5 M
1(b)
Explain different types of wire frame models with neat sketches.
5 M
1(c)
Explain different types of formats of mannual part programming.
5 M
1(d)
Explain any one rapid prototyping process.
5 M
2(a)
Write a manual part program to drill all the holes for component as shown in Fig. 1 Thickness of the component is 10 mm. Center drill all holes before finish drill. Assume suitable speed and feed.
!mage
!mage
10 M
2(b)
A Bezier curve is defined by the points (1,
1),
(2,
3),
(4,
4),
(6,
1). Find degree of the curve. Calculate the co-ordinates of the parametric mid-point of this curve and slope at this point.
1),
(2,
3),
(4,
4),
(6,
1). Find degree of the curve. Calculate the co-ordinates of the parametric mid-point of this curve and slope at this point.
10 M
3(a)
A triangle has vertices A(0,
0),
B(4,
0) and C(2,
3). It is translated by 4 units in X-direction and 2 units in Y-directions. It is then rotated by 90° in anticlockwise direction about the new position of point C. Find the new vertices of a triangle .
0),
B(4,
0) and C(2,
3). It is translated by 4 units in X-direction and 2 units in Y-directions. It is then rotated by 90° in anticlockwise direction about the new position of point C. Find the new vertices of a triangle .
10 M
3(b)
A rectangular clipping window has lower left corner is at (1,
2) and the upper right corner at (9,
8). The co-ordinates of the points A,
B,
C,
D,
E and F are;
(11,
6),
(11,
10),
(6,
6),
(8,
9),
(2,
3) and (8,
4) respectively. Perform clipping on the line segments AB,
CD and EF using Cohen Sutherland algorithm.
2) and the upper right corner at (9,
8). The co-ordinates of the points A,
B,
C,
D,
E and F are;
(11,
6),
(11,
10),
(6,
6),
(8,
9),
(2,
3) and (8,
4) respectively. Perform clipping on the line segments AB,
CD and EF using Cohen Sutherland algorithm.
10 M
4(a)
Find the matrix for mirror reflection with respect to a plane passing through the origin and having a normal vector whose direction is N = I+J+K.
8 M
4(b)
Define CIM and explain nature & role CIM elements.
8 M
4(c)
Explain back-face removal algorithm.
4 M
5(a)
Write a complete APT part program to machine the outline of the geometry shown in the top view up to a depth of 5mm in one cut as shown in Fig.2 The end mill used is 20 mm diameter. Assume suitable speed end feed for machining.
!mage
!mage
13 M
5(b)
Explain classification of rapid protyping processes.
8 M
6(a)
Write short note on:
Machinig Center
Machinig Center
5 M
6(b)
RP applications
5 M
6(c)
Benefits of CIM
5 M
6(d)
CAF
5 M
More question papers from CAD / CAM / CIM