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MCQ - Mechanical TNPSC JTO
JTO - 551 - Engineering Drawing and Draughtsman - 551 - unit - 05 - Isometric Projection and Oblique Projection

101)   

 In isometric drawing, a cylinder appears as:

A.
B.
C.
D.
Answer: D
102)   

 An isometric view can be easily created from  orthographic views by:

A.
B.
C.
D.
Answer: C
103)   

  Which of the following instruments is most commonly  used in drawing isometric views manually? 

A.
B.
C.
D.
Answer: C
104)   

 Isometric projection distorts:

A.
B.
C.
D.
Answer: C
105)   

Which method gives the most accurate shape of the front face of an object?

A.
B.
C.
D.
Answer: D
106)   

 When drawing a cube in isometric projection,  how many faces are visible?

A.
B.
C.
D.
Answer: C
107)   

 To show dimension on an inclined surface in isometric drawing, one should use:

A.
B.
C.
D.
Answer: C
108)   

 The height of a feature is always measured along: 

A.
B.
C.
D.
Answer: C
109)   

Which step comes first when constructing an isometric scale?

A.
B.
C.
D.
Answer: C
110)   

 Isometric projection results in shapes that appear: 

A.
B.
C.
D.
Answer: A
111)   

 A major visual difference between isometric drawing and isometric projection is: 

A.
B.
C.
D.
Answer: C
112)   

 Isometric projection is  mathematically  more accurate because:

A.
B.
C.
D.
Answer: C
113)   

What is the main difficulty when creating orthographic views from an isometric drawing? 

A.
B.
C.
D.
Answer: C
114)   

  Which standard projection technique is used to  draw orthographic views in India? 

A.
B.
C.
D.
Answer: A
115)   

 In first-angle projection, the right-side view is drawn: 

A.
B.
C.
D.
Answer: B
116)   

Which projection type gives a  true size front face  but  scaled depth  ?

A.
B.
C.
D.
Answer: B
117)   

 In oblique projection, which of the following  is  not a valid  depth scale factor? 

A.
B.
C.
D.
Answer: D
118)   

Which drawing method shows an object as it  appears  to the eye  with vanishing points? 

A.
B.
C.
D.
Answer: C
119)   

 The oblique projection is best suited for objects with:

A.
B.
C.
D.
Answer: C
120)   

 In which type of projection does the object look  unnaturally long  due to full depth being shown?

A.
B.
C.
D.
Answer: A
121)   

Which of the following axes in isometric drawing is always vertical? 

A.
B.
C.
D.
Answer: C
122)   

Isometric projection is based on which type of  projection principle?

A.
B.
C.
D.
Answer: B
123)   

 Isometric drawing helps most in understanding:

A.
B.
C.
D.
Answer: C
124)   

Which one of the following cannot be shown directly in an isometric drawing? 

A.
B.
C.
D.
Answer: D
125)   

The word “isometric” literally means:

A.
B.
C.
D.
Answer: B