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Casting
Casting Process
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1
GATE PI 2007
MCQ (Single Correct Answer)
+2
-0.6
In a sand casting process, a sprue of $$10mm$$ base diameter and $$250mm$$ height leads to a runner which fills a cubical mold cavity of $$100mm$$ size.

The volume flow rate (in $$m{m^3}/s$$) is

A
$$0.8 \times {10^5}$$
B
$$1.1 \times {10^5}$$
C
$$1.7 \times {10^5}$$
D
$$2.3 \times {10^5}$$
2
GATE PI 2007
MCQ (Single Correct Answer)
+2
-0.6
Match the following GATE PI 2007 Casting - Casting Process Question 4 English
A
$$P - 4,\,\,Q - 1,\,\,R - 3,\,\,S - 2$$
B
$$P - 2,\,\,Q - 4,\,\,R - 3,\,\,S - 1$$
C
$$P - 3,\,\,Q - 4,\,\,R - 1,\,\,S - 2$$
D
$$P - 3,\,\,Q - 2,\,\,R - 1,\,\,S - 4$$
3
GATE PI 2006
MCQ (Single Correct Answer)
+2
-0.6
A casting of size $$400mm \times 200mm \times 140mm$$ solidifies in $$20min.$$ The solidification time for a casting $$400mm \times 200mm \times 35mm$$ under similar conditions is
A
$$2min$$
B
$$3.3min$$
C
$$4min$$
D
$$8.1min$$
4
GATE PI 2005
MCQ (Single Correct Answer)
+2
-0.6
A cast steel slab of dimension $$30 \times 20 \times 5\,\,cm$$ is poured horizontally using a side riser. The riser is cylindrical in shape with diameter and height, both equal to $$D.$$ The freezing ratio of the moulds is
A
$$8D/75$$
B
$$4D/75$$
C
$$75/8D$$
D
$$75/4D$$
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Questions Asked from Marks 2
GATE PI 2017 (1) GATE PI 2016 (1) GATE PI 2015 (1) GATE PI 2014 (1) GATE PI 2012 (1) GATE PI 2011 (1) GATE PI 2010 (1) GATE PI 2009 (1) GATE PI 2008 (1) GATE PI 2007 (3) GATE PI 2006 (1) GATE PI 2005 (2) GATE PI 2004 (1) GATE PI 2003 (3) GATE PI 2002 (5) GATE PI 1995 (1) GATE PI 1994 (1) GATE PI 1993 (1) GATE PI 1992 (1) GATE PI 1990 (1) GATE PI 1989 (2)
GATE PI Subjects
Fluid Mechanics
Metrology
Theory of Machines
Engineering Mathematics
Heat Transfer
Machine Tools and Machining
Industrial Engineering
Engineering Mechanics
Strength of Materials
Thermodynamics
Machine Design
Casting
Joining of Materials
Metal Forming