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1
GATE ME 2011
MCQ (Single Correct Answer)
+2
-0.6
A cubic casting of $$50mm$$ side undergoes volumetric solidification shrinkage and volumetric solid contraction of $$4\% $$ and $$6\% $$ respectively. No riser is used. Assume uniform cooling in all directions. The side of cube after solidification and contraction is
A
$$48.32\,\,mm$$
B
$$49.90\,\,mm$$
C
$$49.94\,\,mm$$
D
$$49.96\,\,mm$$
2
GATE ME 2010
MCQ (Single Correct Answer)
+2
-0.6
For the case of molding, it is decided to replace a spherical riser of diameter $$100$$ $$mm$$ by a cylindrical riser. Determine size of the cylindrical riser that will have the identical solidification time. Assume blind risering & ratio of height to radius of cylinder is $$2.$$
A
$$10cm$$
B
$$100$$$$cm$$
C
$$50cm$$
D
$$5$$$$cm$$
3
GATE ME 2010
MCQ (Single Correct Answer)
+2
-0.6
In a gating system, the ratio $$1:2:4$$ represents
A
Sprue base area $$ : $$ runner area $$ : $$ in-gate area
B
Pouring basin area $$ : $$ in-gate area $$ : $$ runner area
C
Sprue base area $$ : $$ in-gate area $$ : $$ casting area
D
Runner area $$ : $$ in-gate area $$ : $$ casting area
4
GATE ME 2009
MCQ (Single Correct Answer)
+2
-0.6
Match the following GATE ME 2009 Production Engineering - Casting Question 33 English
A
$$P - 1,\,\,Q - 3,\,\,R - 2,\,\,S - 4$$
B
$$P - 1,\,\,Q - 4,\,\,R - 2,\,\,S - 3$$
C
$$P - 3,\,\,Q - 4,\,\,R - 2,\,\,S - 1$$
D
$$P - 4,\,\,Q - 1,\,\,R - 2,\,\,S - 3$$
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Theory of Machines
Vibrations Gears and Gear Trains Analysis of Plane Mechanisms Flywheel
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Fluid Dynamics Fluid Statics Boundary Layer Turbulent Flow Fluid Properties Laminar Flow Fluid Kinematics
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