Oblique and Perspective Projection

This quiz contains multiple-choice problems on oblique projections, perspective projections definitions and methods, perspective types, circle and solid perspectives.

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Oblique projections are useful for making assemblies. True or false?

True

False

Lines of sights (projectors) for oblique projection will be

Parallel to each other and perpendicular to projection plane

Not parallel to each other and perpendicular to projection plane

Parallel to each other and inclined to projection plane

Not parallel to each other and inclined to projection plane

All the faces of an object are distorted in shape and size. True or false?

True

False

Which of the following statement is wrong in case of oblique projection?

The object is drawn with the reduced dimensions

Projectors are parallel to each other and inclined to projection plane

The choice of the position of the object depends upon the shape and size

The faces of object which are perpendicular to the plane of projection will be distorted

When the receding lines are drawn to full-size scale, then the oblique projection is

Cabinet projection

Isometric projection

Orthographic projection

Cavalier projection

When the receding lines are drawn to half-size scale, then the oblique projection is called

Cabinet projection

Isometric projection

Orthographic projection

Cavalier projection

Which is not usually used as an angle between the projection plane and receding lines for oblique projection?

30 degrees

50 degrees

45 degrees

60 degrees

The appearance of the distortion of an object can be improved by __ the length of the receding lines.

Increasing

Doubling

Shortening

Dividing

In oblique projection, the object is assumed to be placed with one face

Parallel to plane of projection

Parallel to adjacent edge

Perpendicular to plane of projection

Perpendicular to adjacent edge

The perpendicular edges of planes parallel to projection plane are drawn at angles 30, 45 and 60 degrees with the horizontal. The inclined lines are called

Projectors

Slanting edges

Contour lines

Receding lines

The faces parallel to the projection plane are having __ size and shape in oblique projection.

Actual

Double

Half

Increased

In cavalier projection, the receding lines are drawn

Half of its actual size

Double of its actual size

Full size

Increased or decreased to a particular ratio

In perspective projections, the projectors are __ to each other and __ to the picture plane.

parallel, perpendicular

not parallel, inclined

parallel, inclined

not parallel, perpendicular

In perspective projection, the horizontal plane in which the object is assumed to be situated is called

Horizontal plane

Picture plane

Ground plane

Auxiliary ground plane

In perspective projection, the point where the eye of the observer is located while viewing the object is called

Gound point

Horizon point

Center of vision

Station point

Quiz/Test Summary
Title: Oblique and Perspective Projection
Questions: 15
Contributed by:
Ivan