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1
GATE PI 2001
MCQ (Single Correct Answer)
+1
-0.3
For $$50\% $$ penetration of work material, a punch with single shear equal to thickness will
A
reduce the punch load one third the value
B
increase the punch load by half the value
C
maintain the same punch load
D
reduce the punch load to quarter load
2
GATE PI 1994
MCQ (Single Correct Answer)
+1
-0.3
In a bending operation, If the modulus of elasticity $$E$$ is increased keeping all other parameters unchanged, the spring back will
A
increase
B
decrease
C
remains unchanged
D
be independent of $$E$$
3
GATE PI 1994
MCQ (Single Correct Answer)
+1
-0.3
In blanking operation, the best way to improve the smoothness and squarness of the edges is to
A
have reduced gap between punch and die
B
increase the ductility of the sheet
C
decrease the speed of blanking
D
provide shear on the punch
4
GATE PI 1994
MCQ (Single Correct Answer)
+1
-0.3
The function of draw bead in the deep drawing operation is to
A
produce a balance between the amount of stretching and drawing
B
produce a circular groove on the flange
C
reduce the drawing load
D
reduce the wrinkles on the flange
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Engineering Mechanics
Engineering Mechanics Static and Dynamics
Strength of Materials
Simple Stress and Strain Pure Bending Complex Stresses Thin Cylinders Shear Force and Bending Moment Deflection of Beams
Theory of Machines
Analysis of Plane Mechanisms Flywheel
Engineering Mathematics
Linear Algebra Calculus Transform Theory Probability and Statistics Vector Calculus Numerical Methods Differential Equations Complex Variable
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Casting
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Joining of Materials
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Sheet Metal Forming Processes Metal Forming Process
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