Cold shut is a defect in casting due to

1.	Cold shut is a defect in casting due to
A.	sand sliding from the cope surface
B.	internal voids or surface depression due to excessive gas trapped
C.	discontinuity resulting from hundred contraction
D.	two streams of material that are too cold to fuse properly
Answer» B. internal voids or surface depression due to excessive gas trapped

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Cold shut is a defect in casting due to

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