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In solidification of metal during casting, compensation for solid contraction is
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asked
Dec 22, 2017
in
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chandu
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215k
points)
In solidification of metal during casting, compensation for solid contraction is
(a) Provided by the oversize pattern
(b) Achieved by properly placed risers
(c) Obtained by promoting direction solidification
(d) Made by providing chills
ies-objectives-2
1999
production
metal-casting
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