During the manufacturing of a casting, the purpose of a riser is:

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Mr. Dubey

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Q. During the manufacturing of a casting, the purpose of a riser is:

(A) To introduce molten metal into the mould
(B) To provide additional molten metal to allow for shrinkage during solidification
(C) To allow excess heat to escape during solidification
(D) To provide a vent for excess steam to escape

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✅ Correct Answer: (B) To provide additional molten metal to allow for shrinkage during solidification

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