Question 1

The degree of the curve is independent of the number of control points in _____

Accepted Answer

A) Hermite cubic spline curve 
B) Bezier curve 
C) B-spline curve 
D) Hyperbola 
A) Hermite cubic spline curve 
B) Bezier curve 
C) B-spline curve 
D) Hyperbola

Question 2

To create a hollow part, which of the following command would be most efficient?

Accepted Answer

A) Extrude 
B) Sweep 
C) Shell 
D) Revolve 
A) Extrude 
B) Sweep 
C) Shell 
D) Revolve

Question 3

In the bezier curve, the curve is always________to first and last segments of the polygon

Accepted Answer

A) normal 
B) parallel 
C) tangent 
D) none of the above 
A) normal 
B) parallel 
C) tangent 
D) none of the above

Question 4

Find parametric equation for X-coordinates of hermite cubic spline curve having end points P0[4,4]; P1[8,5]

Accepted Answer

A) -5u3+8u2+u+1 
B) 5u3+8u2+u+1 
C) 8u3-5u2-u+1 
D) 8u3+5u2+u+1 
A) -5u3+8u2+u+1 
B) 5u3+8u2+u+1 
C) 8u3-5u2-u+1 
D) 8u3+5u2+u+1

Question 5

Structuring and combining the primitives of the solid model in the graphics database, is achieved by the use of…..

Accepted Answer

A) FEA 
B) transformations 
C) boolean operations 
D) none of the above 
A) FEA 
B) transformations 
C) boolean operations 
D) none of the above

Question 6

The unit vector in the direction of the line is defined as .

Accepted Answer

A) tangent vector+length of the line 
B) tangent vector-length of the line 
C) tangent vector/length of the line 
D) length of the line/tangent vector 
A) tangent vector+length of the line 
B) tangent vector-length of the line 
C) tangent vector/length of the line 
D) length of the line/tangent vector

Question 7

These questions are intricately interconnected, as the answer to the first question lays the foundation for comprehending and addressing the second question effectively.
-find coordinates of point on circle at u=0

Accepted Answer

A) 11.6, 7 
B) 7, 11 
C) 11, 7 
D) 11.5, 7.5 
A) 11.6, 7 
B) 7, 11 
C) 11, 7 
D) 11.5, 7.5

Question 8

Write parametric equation of line having end points P1(3,5,8) and P2 (6,4,3).

Accepted Answer

A) [3 5 8]+u[3 -1 -5] 
B) [3 5 8]+u[3 1 5] 
C) [3 8 5]+u[3 -1 -5] 
D) [3 5 8]+u[-3 1 5] 
A) [3 5 8]+u[3 -1 -5] 
B) [3 5 8]+u[3 1 5] 
C) [3 8 5]+u[3 -1 -5] 
D) [3 5 8]+u[-3 1 5]

Question 9

C' continuity refers to

Accepted Answer

A) Common tangent 
B) Common curvature 
C) Common point 
D) Common normal 
A) Common tangent 
B) Common curvature 
C) Common point 
D) Common normal

Question 10

In modeling of a tabulated cylinder, the plane of the curve is _______

Accepted Answer

A) along the curve 
B) normal to the curve 
C) along the axis of the cylinder 
D) perpendicular to the axis of the cylinder 
A) along the curve 
B) normal to the curve 
C) along the axis of the cylinder 
D) perpendicular to the axis of the cylinder

Question 11

For generating Coons patch we require

Accepted Answer

A) A set of grid points on surface 
B) A set of control points 
C) Four bounding curves defining surface 
D) Two bounding curves and a set of grid control points 
A) A set of grid points on surface 
B) A set of control points 
C) Four bounding curves defining surface 
D) Two bounding curves and a set of grid control points

Question 12

In a 2-D CAD package, clockwise circular arc of radius, 5, specified from P1 (15,10) to P2 (10,15)will have its center at

Accepted Answer

A) (10, 10) 
B) (15, 10) 
C) (15, 15) 
D) (10, 15) 
A) (10, 10) 
B) (15, 10) 
C) (15, 15) 
D) (10, 15)

Question 13

When the curve passes through all the data points, then the curve is known as

Accepted Answer

A) approximation curve 
B) pitch curve 
C) data curve 
D) interpolant curve 
A) approximation curve 
B) pitch curve 
C) data curve 
D) interpolant curve

Question 14

The is used to create a surface using curves that form closed boundaries.

Accepted Answer

A) ruled Surface 
B) plane Surface 
C) coons patch 
D) surface of Revolution 
A) ruled Surface 
B) plane Surface 
C) coons patch 
D) surface of Revolution

Question 15

Find the tangent vector of line having end points P1(3,5,8) and P2 (6,4,3)

Accepted Answer

A) 3i+j-5k 
B) 3i-j-5k 
C) 3i-j+5k 
D) -3i-j-5k 
A) 3i+j-5k 
B) 3i-j-5k 
C) 3i-j+5k 
D) -3i-j-5k

Question 16

In the following geometric modelling techniques which are not three-dimensional modelling?

Accepted Answer

A) Wireframe modelling 
B) Drafting 
C) Surface modelling 
D) solid modelling 
A) Wireframe modelling 
B) Drafting 
C) Surface modelling 
D) solid modelling

Question 17

Mathematically, the ellipse is a curve generated by a point moving in space such that at any position the sum of its distances from two fixed points (foci) is constant and equal to

Accepted Answer

A) the major diameter 
B) the minor diameter 
C) semi major diameter 
D) semi-minor diameter 
A) the major diameter 
B) the minor diameter 
C) semi major diameter 
D) semi-minor diameter

Question 18

The curve is defined as the locus of a point moving with _ degree of freedom

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
A) 0 
B) 1 
C) 2 
D) 3

Question 19

To determine the coefficients of the equation - two end-points and the two tangent vectors. This statement is true for which of the following?

Accepted Answer

A) B-spline curve 
B) Hermite Cubic Spline Curve 
C) Beizer curve 
D) none of the above 
A) B-spline curve 
B) Hermite Cubic Spline Curve 
C) Beizer curve 
D) none of the above

Question 20

When a smooth curve is approximated through the data points, then the curve is known as

Accepted Answer

A) interpolant curve 
B) approximation curve 
C) pitch curve 
D) data curve 
A) interpolant curve 
B) approximation curve 
C) pitch curve 
D) data curve

The degree of the curve is independent of the number of control points in _____

To create a hollow part, which of the following command would be most efficient?

In the bezier curve, the curve is always________to first and last segments of the polygon

Find parametric equation for X-coordinates of hermite cubic spline curve having end points P0[4,4]; P1[8,5]

Structuring and combining the primitives of the solid model in the graphics database, is achieved by the use of…..

The unit vector in the direction of the line is defined as .

These questions are intricately interconnected, as the answer to the first question lays the foundation for comprehending and addressing the second question effectively. -find coordinates of point on circle at u=0

Write parametric equation of line having end points P1(3,5,8) and P2 (6,4,3).

C' continuity refers to

In modeling of a tabulated cylinder, the plane of the curve is _______

For generating Coons patch we require

In a 2-D CAD package, clockwise circular arc of radius, 5, specified from P1 (15,10) to P2 (10,15)will have its center at

When the curve passes through all the data points, then the curve is known as

The is used to create a surface using curves that form closed boundaries.

Find the tangent vector of line having end points P1(3,5,8) and P2 (6,4,3)

In the following geometric modelling techniques which are not three-dimensional modelling?

Mathematically, the ellipse is a curve generated by a point moving in space such that at any position the sum of its distances from two fixed points (foci) is constant and equal to

The curve is defined as the locus of a point moving with _ degree of freedom

To determine the coefficients of the equation - two end-points and the two tangent vectors. This statement is true for which of the following?

When a smooth curve is approximated through the data points, then the curve is known as

Computer Graphics

Finite Element Analysis (FEA)

Computer-Aided Design (CAD)

Advanced Manufacturing Method

Robotics and Automation

Filters

Exam 2: Geometric Modeling

The degree of the curve is independent of the number of control points in _____

To create a hollow part, which of the following command would be most efficient?

In the bezier curve, the curve is always________to first and last segments of the polygon

Find parametric equation for X-coordinates of hermite cubic spline curve having end points P0[4,4]; P1[8,5]

Structuring and combining the primitives of the solid model in the graphics database, is achieved by the use of…..

The unit vector in the direction of the line is defined as .

These questions are intricately interconnected, as the answer to the first question lays the foundation for comprehending and addressing the second question effectively. -find coordinates of point on circle at u=0

Write parametric equation of line having end points P1(3,5,8) and P2 (6,4,3).

C' continuity refers to

In modeling of a tabulated cylinder, the plane of the curve is _______

For generating Coons patch we require

In a 2-D CAD package, clockwise circular arc of radius, 5, specified from P1 (15,10) to P2 (10,15)will have its center at

When the curve passes through all the data points, then the curve is known as

The is used to create a surface using curves that form closed boundaries.

Find the tangent vector of line having end points P1(3,5,8) and P2 (6,4,3)

In the following geometric modelling techniques which are not three-dimensional modelling?

Mathematically, the ellipse is a curve generated by a point moving in space such that at any position the sum of its distances from two fixed points (foci) is constant and equal to

The curve is defined as the locus of a point moving with _ degree of freedom

To determine the coefficients of the equation - two end-points and the two tangent vectors. This statement is true for which of the following?

When a smooth curve is approximated through the data points, then the curve is known as

Computer Graphics

Finite Element Analysis (FEA)

Computer-Aided Design (CAD)

Advanced Manufacturing Method

Robotics and Automation

Filters