For obtaining a cup of diameter 25 mm and height 15 mm by drawing, the size of the round blank should be approximately
A. 42 mm
B. 44 mm
C. 46 mm
D. 48 mm
Answer: Option C
Solution(By Examveda Team)
For obtaining a cup of diameter 25 mm and height 15 mm by drawing, the size of the round blank should be approximately 46 mmJoin The Discussion
Comments ( 1 )
Related Questions on Workshop Technology
The brass and bronze are welded by _________ flame.
A. Neutral
B. Oxidizing
C. Carburising
D. All of these
In TIG arc welding, the welding zone is shielded by an atmosphere of
A. Helium gas
B. Argon gas
C. Either (A) or (B)
D. None of these
In sheet metal blanking, shear is provided on punches and dies so that
A. Press load is reduced
B. Good cut edge is obtained
C. Warping of sheet is minimized
D. Cut blanks is straight
Blank = (d^2+4dh)^1/2.
= (25^2+4*25*15)^1/2.
= (625+1500)^1/2.
= 46.09.