Drawing
Development of Surfaces
90) section line is two different parts (pieces) in contact should be drown in...
a) Same direction
b) Opposite direction
c)parallel direction
d) None of these
91) When area to be sectioned in very small as for this plate and structural members blacked in section may be used. A space of not less than
a) 0.07mm
b) 0.7mm
c) 0.05mm
d) 0.5mm
92) The sum of interior angles of polygon is equal
a) (2*n-4)*Right angle
b) (2*n)*Right angle-4
c) (2*4-n)*Right angle
d) (2-4*n)*Right angle
93) One micron is equal to ..........mm
a) 0.001
b) 1000
c) 0.01
d) 0.1
94) Development of surface is essential in.....
a) foundry shop
b) sheet metal work
c) fitting shop
d) none of these
95) Which method of development used in transition piece?
a) parallel line method
b) radial line method
c) triangulation method
d) none of these
96) The isometric projection is reduced in the ratio of
a) √2:√3
b) √3:√2
c) 1:√2
d) none of these
97) When measurements are required in three units the scale is used....
a) full scale
b) plain scale
c) half scale
d) none of these
