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Question 1:In a CAD package, mirror image of a 2D point P(5, 10) is to be obtained about a line which passes through the origin and makes an angle of 45° counterclockwise with the X-axis coordinates of the transformed point will be

[2013]

Question 2:The geometric transformation specified byIn a 2D CAD system represents

[2007]

Question 3:In a CAD package, a point P(6,3,2) is projected along a vector V r (-2,1,-1). The projection ofthis point on X-Y plane will be

[2007]

Question 4:Complete the manual part program for drilling a hole located at point (20, 20) from the target point. The depth of the hole to be drilled is 15 mm FROM/TARG

GOTO/20, 20, 0

GOTO/20, 20, 0

[2006]

Question 5:Given that the notations of robot joints are Llinear, O-orthogonal, R-rotation, T-twisting, and V- revolving, the anatomy of a polar configuration robot is described by the alphabetical string

[2004]

Question 6:The component development and manufacturing activities when assisted by a computer area: computer aided graphics (CAG), CAD, CAM, CAPP and computer aided quality control (CAQC).The most appropriate sequence of these activities is

[1992]

Question 7:The transformation matrix for mirroring a point in x-y plane about the line y = x is given by

Question 8:A point P(1, 3, -5) is translated by and then rotated counter clockwise by 90° about the z-axis. The new position of the point is:

[2016]

Question 9:For the situation shown in the figure below the expression for H in terms of r, R and D is

Question 10:The figure below represents a triangle PQR with initial coordinates of the vertices as P(1, 3), Q(4, 5) and ft(5.3.5). The triangle is rotated in X-Y plane about the vertex P by angle q in clockwise direction. If sinq = 0.6 and cosq = 0.8, the new coordinates of the vertex Q are

[2016]

Question 11: A triangular face in a CAD model has vertices: P_{1}(0, 0, 0); P_{2}(1, 1, 0) and P_{3}(1,1, 1).The area of the facet is

[2015]

Question 12:A robot arm PQ with end coordinates P(0,0) and Q(2,5) rotates counter clockwise about P in the XY plane by 90°. The new coordinate pair of the end point Q is

[2014]

Question 13:For generating a Coon's surface we require

[2008]

Question 14: In a 2–D CAD package, clockwise circular arc of radius 5, specified from P_{1} (15, 10) to P_{2} (10, 15) will have its center at

[2004]

Question 15:In computer aided drafting practice, an arc is defined by

[2000]

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