Q. The operation of cutting a piece out of stock material to a predetermined contour termed as

A
Drawing
B
Piercing
C
Punching
D
Blanking
Solution:

Removing a piece of metal of a predetermined shape from the stock is called blanking. Here the removed part is considered as our required product.

Removing a piece of metal from the stock is called punching. Here the stock ( from which the scrap removed)that remains is our required product.

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