MCQ - TNPSC JTO
JTO - 551 - Engineering Drawing and Draughtsman
551 - unit - 02 - Geometrical Figures Special Curves Free Hand
177)
A helix is commonly used in:
A.
B.
C.
D.
178)
An involute is often used in the design of:
A.
B.
C.
D.
179)
Which curve is two-dimensional and not 3D?
A.
B.
C.
D.
180)
A logarithmic spiral increases:
A.
B.
C.
D.
181)
Which projection shows the object as it appears to the eye?
A.
B.
C.
D.
182)
In isometric sketching, the angle between any two axes is:
A.
B.
C.
D.
183)
Which of the following is used in freehand sketching?
A.
B.
C.
D.
184)
Orthographic projections use how many primary views?
A.
B.
C.
D.
185)
Oblique sketching shows the front view in:
A.
B.
C.
D.
186)
A scale where 1 cm represents 5 m is:
A.
B.
C.
D.
187)
Plain scales can show:
A.
B.
C.
D.
188)
Diagonal scales are used to show:
A.
B.
C.
D.
189)
RF = 1:20 means:
A.
B.
C.
D.
190)
A comparative scale is useful for:
A.
B.
C.
D.
191)
Hatching lines should be:
A.
B.
C.
D.
192)
In BIS SP:46, what is the recommended angle for section lines?
A.
B.
C.
D.