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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 mm

This Question Belongs to Mechanical Engineering >> Workshop Technology

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Comments ( 1 )

  1. Madhavan Palmani
    Madhavan Palmani :
    4 years ago

    Blank = (d^2+4dh)^1/2.

    = (25^2+4*25*15)^1/2.
    = (625+1500)^1/2.
    = 46.09.

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