Production Engineering
Metrology and Inspection
Marks 1Marks 2
Sheet Metal Forming Processes
Marks 1Marks 2
Welding Process
Marks 1Marks 2Marks 5
Advance Machine Tools
Marks 1Marks 2
1
GATE ME 1994
Fill in the Blanks
+1
-0
The ratio of acetylene to oxygen is approximately ................ for neutral flame used in gas welding
2
GATE ME 1994
MCQ (Single Correct Answer)
+1
-0.3
The electrodes used in $$arc$$ welding are coated. This coating is not expected to
A
Provide protective atmosphere to weld
B
Stabilize the $$arc$$
C
Add alloying elements
D
Prevents electrode from contamination
3
GATE ME 1993
MCQ (Single Correct Answer)
+1
-0.3
In $$DC$$ welding, the straight polarity (electrode negative) results in
A
Lower penetration
B
Lower deposition rate
C
Less heating of work piece
D
Smaller weld pod
4
GATE ME 1992
Fill in the Blanks
+1
-0
In an explosive welding process, the ..................... (maximum/minimum) velocity of impact is fixed by the velocity of sound in the ............. (flyer / target) plate material.
GATE ME Subjects
Engineering Mechanics
Machine Design
Strength of Materials
Heat Transfer
Production Engineering
Industrial Engineering
Turbo Machinery
Theory of Machines
Engineering Mathematics
Fluid Mechanics
Thermodynamics
General Aptitude