MCQ - Mechanical TNPSC JTO
JTO - 551 - Engineering Drawing and Draughtsman - 551 - unit 03 - Orthographic Projection Projection of Solids

51)   

 In First Angle Projection, the object lies between:

A.
B.
C.
D.
Answer: A
52)   

 The difference between first and third angle projection lies in the:

A.
B.
C.
D.
Answer: B
53)   

 The profile plane is used to draw the: 

A.
B.
C.
D.
Answer: C
54)   

 The symbol used to represent First Angle Projection is standardized in:

A.
B.
C.
D.
Answer: A
55)   

 In third angle projection, the Right Side View is placed: 

A.
B.
C.
D.
Answer: B
56)   

When a cube rests on its face and the vertical face is parallel to the VP, its top view is a: 

A.
B.
C.
D.
Answer: B
57)   

When a cone is resting on its base on HP and its axis is vertical, the front view is a: 

A.
B.
C.
D.
Answer: B
58)   

If a hexagonal pyramid is kept on HP on its base and one of its base edges is perpendicular to VP, then in top view the base appears as:

A.
B.
C.
D.
Answer: B
59)   

 The axis of a solid is defined as:

A.
B.
C.
D.
Answer: C
60)   

 The front view of a cylinder lying on its side perpendicular to VP will be: 

A.
B.
C.
D.
Answer: C
61)   

Which type of section is used when the object is symmetrical and only half needs to be sectioned?

A.
B.
C.
D.
Answer: B
62)   

Which sectional view helps to show several internal features not in a single plane?

A.
B.
C.
D.
Answer: C
63)   

What is the main advantage of sectional views?

A.
B.
C.
D.
Answer: C
64)   

 Section lines (hatching lines) are drawn at an angle of:

A.
B.
C.
D.
Answer: C
65)   

Which view is used when a section is turned 90° and placed on the same drawing? 

A.
B.
C.
D.
Answer: C
66)   

 True shape of a section appears in a view that is:

A.
B.
C.
D.
Answer: A
67)   

If the cutting plane is perpendicular to HP and parallel to VP, the true shape is seen in: 

A.
B.
C.
D.
Answer: B
68)   

 If a cone is cut by a plane parallel to its axis, the section is a: 

A.
B.
C.
D.
Answer: D
69)   

If a section plane is perpendicular to the base of a prism, the true shape is: 

A.
B.
C.
D.
Answer: C
70)   

A section plane inclined to HP and perpendicular to VP shows true shape in:

A.
B.
C.
D.
Answer: D
71)   

The symbol “R” is used to indicate: 

A.
B.
C.
D.
Answer: B
72)   

Zig-zag lines in drawings represent:

A.
B.
C.
D.
Answer: C
73)   

 A section line is always drawn: 

A.
B.
C.
D.
Answer: C
74)   

Which material is represented by widely spaced hatching lines?

A.
B.
C.
D.
Answer: C
75)   

 What is the abbreviation for counterbore in a drawing? 

A.
B.
C.
D.
Answer: A