1
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
2
GATE ME 1991
Fill in the Blanks
+1
-0
Numerically controlled machine tools are better suited for .................. (batch/mass) production, because their setup time is ......... (larger / smaller) in comparison to special purpose machine tools.
3
GATE ME 1991
MCQ (Single Correct Answer)
+2
-0.6
A bush was turned after mounting the same on a mandrel. The mandrel diameter in millimeters is $${40^{\matrix{ { + 0.00} \cr { - 0.05} \cr } }}$$ and bore diameter of bush is $${40^{\matrix{ { + 0.06} \cr { - 0.00} \cr } }}$$.

The maximum eccentricity of the bush, in $$mm$$ will be

A
$$0.01$$
B
$$0.055$$
C
$$0.1$$
D
$$0.11$$
4
GATE ME 1991
MCQ (Single Correct Answer)
+1
-0.3
Wrinkling is a common defect found in
A
Bent components
B
Deep drawn components
C
Embossed components
D
Blanked component
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