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Metal Forming
Metal Forming Process
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Sheet Metal Forming Processes
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1
GATE PI 2006
MCQ (Single Correct Answer)
+2
-0.6
A cup is to be drawn to a diameter of $$70mm$$ with $$35mm$$ depth from a $$0.5mm$$ thick sheet metal. The cup is drawn in one operation. Assume $${\sigma _u} = 430\,\,MPa.$$

The required blank diameter is

A
$$86.7mm$$
B
$$119.5mm$$
C
$$121.24mm$$
D
$$169mm$$
2
GATE PI 2006
MCQ (Single Correct Answer)
+2
-0.6
It is required to punch a hole of diameter $$10mm$$ on a sheet of thickness $$3mm.$$ The shear strength of the work material is $$420MPa.$$ The required punch force is
A
$$19.78$$ $$kN$$
B
$$39.56$$ $$kN$$
C
$$98.9$$ $$kN$$
D
$$395.6$$ $$kN$$
3
GATE PI 2006
MCQ (Single Correct Answer)
+2
-0.6
In a surface broaching process, a broach having $$5mm$$ pitch and cut per teeth $$0.05mm$$ is used for reducing the thickness by $$6mm.$$ If the length of the work piece is $$50mm$$ and the cutting speed is $$0.05m/s,$$ the time required / pass in seconds is
A
$$11$$
B
$$12$$
C
$$13$$
D
$$1200$$
4
GATE PI 2006
MCQ (Single Correct Answer)
+2
-0.6
Match the items in Group - $${\rm I}$$ and $${\rm I}$$ $${\rm I}$$ GATE PI 2006 Metal Forming - Sheet Metal Forming Processes Question 9 English
A
$$P - 3,\,\,Q - 4,\,\,R - 2,\,\,S - 1$$
B
$$P - 4,\,\,Q - 4,\,\,R - 1,\,\,S - 2$$
C
$$P - 2,\,\,Q - 3,\,\,R - 4,\,\,S - 1$$
D
$$P - 2,\,\,Q - 1,\,\,R - 4,\,\,S - 3$$
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Questions Asked from Marks 2
GATE PI 2012 (1) GATE PI 2009 (1) GATE PI 2008 (2) GATE PI 2007 (1) GATE PI 2006 (8) GATE PI 2005 (1) GATE PI 2004 (4) GATE PI 2003 (2) GATE PI 2002 (1) GATE PI 1994 (1) GATE PI 1992 (1) GATE PI 1990 (1)
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