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MCQ - TNPSC JTO

JTO - 551 - Engineering Drawing and Draughtsman

551 - unit - 05 - Isometric Projection and Oblique Projection

1)   

 In an isometric projection, the angle between any two isometric axes is: 

A.
B.
C.
D.
Answer: B
2)   

 Which of the following statements is TRUE about  isometric drawing?

A.
B.
C.
D.
Answer: D
3)   

Which plane is used for making isometric projections?

A.
B.
C.
D.
Answer: C
4)   

 In isometric projection, circles appear as:

A.
B.
C.
D.
Answer: B
5)   

Which method gives more realistic 3D appearance but with reduced size?

A.
B.
C.
D.
Answer: D
6)   

Which method is commonly used in industry due to  simplicity and use of true dimensions? 

A.
B.
C.
D.
Answer: C
7)   

Dimension lines in isometric drawing are generally aligned:

A.
B.
C.
D.
Answer: C
8)   

Which of the following is NOT recommended in isometric dimensioning?

A.
B.
C.
D.
Answer: C
9)   

 In isometric scale construction, true lengths are marked along a: 

A.
B.
C.
D.
Answer: A
10)   

What is the approximate reduction factor used  in isometric projection?

A.
B.
C.
D.
Answer: C
11)   

Which of the following differentiates isometric projection from isometric drawing?

A.
B.
C.
D.
Answer: C
12)   

The object drawn using  foreshortened dimensions  is: 

A.
B.
C.
D.
Answer: D
13)   

Orthographic projection represents: 

A.
B.
C.
D.
Answer: D
14)   

Which view is generally selected as the  front  view  in orthographic projection?

A.
B.
C.
D.
Answer: B
15)   

 The purpose of converting isometric to orthographic  is to:

A.
B.
C.
D.
Answer: C
16)   

 In oblique projection, the front face is:

A.
B.
C.
D.
Answer: B