Metal Forming
Metal Forming Process
Marks 1Marks 2Marks 5
Sheet Metal Forming Processes
Marks 1Marks 2
1
GATE PI 1992
MCQ (Single Correct Answer)
+1
-0.3
Wall thickness of drawn cup is controlled by
A
Deep drawing
B
Reverse drawing
C
Redrawing
D
Ironing
2
GATE PI 1991
Fill in the Blanks
+1
-0
In .................. A ................. operation the diameter of the desired hole will be smaller than the diameter of the .................... B ......................

A. blanking / piercing
B. punch / die

3
GATE PI 1991
MCQ (Single Correct Answer)
+1
-0.3
A cup of $$10$$ $$cm$$ height and $$5$$ $$cm$$ diameter is to be made from a sheet metal of $$2mm$$ thickness. The number of deductions necessary will be
A
$$1$$
B
$$2$$
C
$$3$$
D
$$4$$
4
GATE PI 1991
MCQ (Single Correct Answer)
+1
-0.3
In progressive die (for sheet metal), spring loaded stripper plate is used to clamps the stock until:
A
The punch penetrates twice the stock thickness
B
It removes wrinkles on the product edges
C
Automatic feeder plate releases it
D
Punch is completely withdrawn from the stock
GATE PI Subjects
Fluid Mechanics
Metrology
Theory of Machines
Engineering Mathematics
Heat Transfer
Machine Tools and Machining
Industrial Engineering
Engineering Mechanics
Strength of Materials
Thermodynamics
Machine Design
Casting
Joining of Materials
Metal Forming