Engineering Graphics & Design (3110013) MCQs

MCQs of Orthographic Projections

Showing 1 to 10 out of 39 Questions
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1.
The straight lines which are drawn from various points on the contour of an object to meet a plane are called as _________.
(a) connecting lines
(b) projectors
(c) perpendicular lines
(d) hidden lines
Answer:

Option (b)

2.
When the projectors are parallel to each other and also perpendicular to the plane, the projection is called ____________________.
(a) perspective projection
(b) oblique projection
(c) isometric projection
(d) orthographic projection
Answer:

Option (d)

3.
In the oblique projection, an object is represented by how many views?
(a) 1
(b) 2
(c) 3
(d) 4
Answer:

Option (a)

4.
The object we see in our surroundings usually without drawing came under which projection?
(a) Perspective
(b) Oblique
(c) Isometric
(d) Orthographic
Answer:

Option (a)

5.
In orthographic projection, each projection view represents how many dimensions of an object?
(a) 1
(b) 2
(c) 3
(d) 4
Answer:

Option (b)

6.
In orthographic projection an object is represented by two or three views on different planes which _________________.
(a) gives views from different angles from different directions
(b) are mutually perpendicular projection planes
(c) are parallel along one direction but at a different cross-section
(d) are obtained by taking prints from 2 or 3 sides of an object
Answer:

Option (b)

7.
To represent the object on paper by orthographic projection the horizontal plane (H.P) should be placed in which way?
(a) The H.P is turned in a clockwise direction up to 90 degrees
(b) The H.P is turned in an anti-clockwise direction up to 90 degrees
(c) H.P plane is placed to the left side of vertical plane parallel to it
(d) H.P plane is placed to the right side of vertical plane parallel to it
Answer:

Option (a)

8.
The hidden parts inside or back side of object while represented in orthographic projection are represented by which line?
(a) Continuous thick line
(b) Continuous thin line
(c) Dashed thin line
(d) Long-break line
Answer:

Option (c)

9.
What is an additional 3rd view on orthographic projection in general for simple objects?
(a) Front view
(b) Top view
(c) Side view
(d) View at 45 degrees perpendicular to horizontal plane
Answer:

Option (c)

10.
The front view of an object is shown on which plane?
(a) Profile plane
(b) Vertical plane
(c) Horizontal plane
(d) Parallel plane
Answer:

Option (b)

Showing 1 to 10 out of 39 Questions
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