1
GATE ME 1993
MCQ (More than One Correct Answer)
+1
-0.3
Centrifugally casted products have
A
Large grain structure with high porosity
B
Fine grain structure with high density
C
Fine grain structure with low density
D
Segregation of slug towards the outer skin of the casting
2
GATE ME 1992
MCQ (Single Correct Answer)
+1
-0.3
In a green sand moulding process, uniform ramming leads to
A
Less chance of gas porosity
B
Uniform flow of molten metal into the mould cavity
C
Greater dimensional stability of the casting
D
Less sand expansion type of casting defect
3
GATE ME 1991
MCQ (Single Correct Answer)
+1
-0.3
Converging passage is used for feeding the liquid molten metal into the mould to
A
Increase the rate of feeding
B
Quickly break off the protruding portion of the casting
C
Decrease wastage of cast metal
D
Avoid aspiration of air
4
GATE ME 1991
MCQ (Single Correct Answer)
+1
-0.3
When there is no room temp change, the total shrinkage allowance on a pattern is INDEPENDENT OF
A
Pouring temp of the liquid metal
B
Freezing temp of the liquid metal
C
The component size
D
Coefficient of thermal contraction of solidified metal
GATE ME Subjects
Turbo Machinery
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12