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Machine Tools and Machining
Metal Cutting
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Advance Machine Tools
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Machining
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1
GATE PI 2015
MCQ (Single Correct Answer)
+1
-0.3
Built-up edge formation decreases under the conditions listed below EXCEPT
A
at low cutting speeds
B
using large positive rake angle
C
with shaper tool
D
using cutting fluid
2
GATE PI 2015
MCQ (Single Correct Answer)
+1
-0.3
During turning of mild steel work material, the maximum temperature is observed at
A
Primary deformation zone
B
Tool and chip interface
C
Tool-flank and work interface
D
Machined sub-surface
3
GATE PI 2015
MCQ (Single Correct Answer)
+1
-0.3
The angle of a twist drill that determines its rake angle is
A
Lip relief angle
B
Chisel edge angle
C
Helix angle
D
Point angle
4
GATE PI 2014
MCQ (Single Correct Answer)
+1
-0.3
A spindle speed of $$300$$ $$rpm$$ and a feed $$0.3mm/revolution$$ are chosen for longitudinal turning operation on an engine lathe. In finishing pass, roughness on the work surface can be reduced by
A
reducing the spindle speed
B
increasing the spindle speed
C
reducing the feed of tool
D
increasing the feed of tool
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Questions Asked from Marks 1
GATE PI 2016 (1) GATE PI 2015 (3) GATE PI 2014 (1) GATE PI 2009 (1) GATE PI 2008 (1) GATE PI 2006 (1) GATE PI 2005 (2) GATE PI 1995 (5) GATE PI 1994 (3) GATE PI 1992 (1) GATE PI 1991 (3) GATE PI 1990 (2) GATE PI 1989 (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