1
GATE PI 1990
MCQ (Single Correct Answer)
+2
-0.6
When there is no room temp change, the total shrinkage allowance on a pattern is INDEPENDENCE OF
A
pouring temperature of the liquid metal
B
freezing temperature of the liquid metal
C
the component size
D
coefficient of thermal contraction of solidified metal
2
GATE PI 1989
MCQ (Single Correct Answer)
+2
-0.6
Shrinkage allowance on pattern is provided to compensate for shrinkage when
A
The temperature of liquid metal drops from pouring to freezing temperature
B
The metal changes from liquid to solid state at freezing temperature
C
The temperature of solid phase drops from freezing to room temperature
D
The temperature of metal drops from pouring to room temperature
3
GATE PI 1989
Subjective
+2
-0
What is the velocity of the steel at the bottom of the sprue if the sprue height is $$30$$ $$cm$$? Assume the frictional and other losses to be $$20\% $$
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12