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 mold filling time in seconds is

A
$$2.8$$
B
$$5.78$$
C
$$7.54$$
D
$$8.41$$
2
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
$$2.3 \times {10^5}$$
3
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
$$P - 3,\,\,Q - 2,\,\,R - 1,\,\,S - 4$$
4
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
$$8.1min$$
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