The original coordinates of the point in polar coordinates are

Q.

The original coordinates of the point in polar coordinates are

A. X’=r cos (φ +θ) and Y’=r cos (φ +θ)

B. X’=r cos (φ +θ) and Y’=r sin(φ +θ)

C. X’=r cos (φ -θ) and Y’=r cos(φ -θ)

D. X’=r cos (φ +θ) and Y’=r sin(φ -θ)

Answer & Explanation

Answer : Option: B

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Q.

From the following, which one will require 4 matrices to multiply to get the final position?

A. Rotation about the origin

B. Rotation about an arbitrary Point

C. Rotation about an arbitrary line

D. Scaling about the origin

Answer & Explanation

Q.

Rotation is simply _____ object w.r.t origin or centre point.

A. Turn

B. Shift

C. Compression

D. Drag element

Answer & Explanation

Q.

A line AB with end point A (2,3) & B (7,8) is to be rotated about origin by 300 in clockwise direction. Determine the coordinates of end points S of rotated line.

A. (3.232, 2.598)

B. (5.232, 3.598)

C. (3.232, 1.298)

D. (3.232, 1.598)

Answer & Explanation

Q.

An ellipse can also be rotated about its center coordinates by rotating

A. End points

B. Major and minor axes

C. Both a & b

D. None of the above

Answer & Explanation

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The original coordinates of the point in polar coordinates are

Q. The original coordinates of the point in polar coordinates are

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More Questions CAD, CAM, and Automation:

Q. From the following, which one will require 4 matrices to multiply to get the final position?

Q. Rotation is simply _____ object w.r.t origin or centre point.

Q. A line AB with end point A (2,3) & B (7,8) is to be rotated about origin by 300 in clockwise direction. Determine the coordinates of end points S of rotated line.

Q. An ellipse can also be rotated about its center coordinates by rotating

Q.

The original coordinates of the point in polar coordinates are

Q.

From the following, which one will require 4 matrices to multiply to get the final position?

Q.

Rotation is simply _____ object w.r.t origin or centre point.

Q.

A line AB with end point A (2,3) & B (7,8) is to be rotated about origin by 300 in clockwise direction. Determine the coordinates of end points S of rotated line.

Q.

An ellipse can also be rotated about its center coordinates by rotating