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MCQ - Mechanical TNPSC JTO
JTO - 551 - Engineering Drawing and Draughtsman - 551 - unit - 02 - Geometrical Figures Special Curves Free Hand

26)   

 An involute is generated by: 

A.
B.
C.
D.
Answer: B
27)   

A cycloid is traced by a point on:

A.
B.
C.
D.
Answer: A
28)   

 The path traced by a point on a circle rolling inside another circle is:

A.
B.
C.
D.
Answer: B
29)   

 A spiral has: 

A.
B.
C.
D.
Answer: B
30)   

 A helix is drawn on:

A.
B.
C.
D.
Answer: D
31)   

Freehand sketching improves:

A.
B.
C.
D.
Answer: B
32)   

 Which sketch shows 3D view with all angles equal?

A.
B.
C.
D.
Answer: A
33)   

 Orthographic views show: 

A.
B.
C.
D.
Answer: B
34)   

Oblique sketches have: 

A.
B.
C.
D.
Answer: B
35)   

 Sketching an ellipse freehand involves: 

A.
B.
C.
D.
Answer: D
36)   

R.F. = 1:50 means: 

A.
B.
C.
D.
Answer: A
37)   

 A plain scale shows:

A.
B.
C.
D.
Answer: B
38)   

Diagonal scale is used for: 

A.
B.
C.
D.
Answer: C
39)   

 Which scale compares two different units? 

A.
B.
C.
D.
Answer: C
40)   

Scale of chords is used to draw:

A.
B.
C.
D.
Answer: C
41)   

 Metals are shown in section as: 

A.
B.
C.
D.
Answer: C
42)   

Glass in section views is represented using: 

A.
B.
C.
D.
Answer: B
43)   

 Concrete is typically shown with: 

A.
B.
C.
D.
Answer: B
44)   

 Liquid in a container is shown by:

A.
B.
C.
D.
Answer: C
45)   

 Wood grain is shown using: 

A.
B.
C.
D.
Answer: A
46)   

Which scale is most useful for constructing precise maps?

A.
B.
C.
D.
Answer: B
47)   

What shape is formed by combining a square and a triangle on top?

A.
B.
C.
D.
Answer: C
48)   

 In orthographic sketching, the top view is placed: 

A.
B.
C.
D.
Answer: B
49)   

 What is used to represent insulating materials?

A.
B.
C.
D.
Answer: C
50)   

 Epicycloid is drawn by rolling circle: 

A.
B.
C.
D.
Answer: B