20 Questions
Which type of projection is used to show the overall shape and dimensions of an object?
Oblique projection
In oblique projection, the projection lines coming from the 3D object intersect the 2D image plane at an oblique angle.
True
Which axis is drawn at an angle of 30°, 45° or 60° from the horizontal in cavalier projection?
Z-axis
How many types of oblique projections are there?
Three
Which type of projection is mainly used for conceptual and illustrative purposes?
Oblique projection
Which type of projection is used in technical drawings to show the overall shape and dimensions of an object?
Orthographic Projection
In oblique projection, the projection lines are parallel to one another but not perpendicular to the picture plane.
True
Which surface of the 3D object remains true to size in oblique projection?
The surface with an angle of 90° between the two axes
How many types of oblique projections are there?
Three
Which type of oblique projection is mainly used for conceptual and illustrative purposes?
Cabinet Projection
Oblique projection is when the projection lines coming from the 3D object intersect the 2D image plane at an ______ angle.
oblique
One surface of the 3D object remains true to size and has an angle of 90° between the two ______.
axes
It is used in ______ drawings and shows the overall shape and dimensions of an object.
technical
There are three types of ______ projections: Cavalier, Cabinet, and General.
oblique
Cavalier projection is when one axis is horizontal (x), one axis is vertical (y) and the third axis (z) is drawn at an angle of 30°, 45° or 60° from the ______.
horizontal
Oblique projection is when the projection lines coming from the 3D object intersect the 2D image plane at an ______ angle.
oblique
The projection lines are parallel to one another but not ______ to the picture plane.
perpendicular
One surface of the 3D object remains true to size and has an angle of 90° between the two ______.
axes
It is used in technical drawings and shows the overall shape and ______ of an object.
dimensions
Cavalier projection is when one axis is horizontal (x), one axis is vertical (y) and the third axis (z) is drawn at an angle of 30°, 45° or 60° from the ______.
horizontal
Test your knowledge of projection theory and perspective projection with this quiz. Learn about oblique projection and how projection lines intersect the image plane at oblique angles. Explore the concepts of parallel lines and true size in 3D objects.
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