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Answer is wrong sir Because in question not mentioned about negative shrinkage Offcourse the property of gray cast iron is exapand when it solidify, but we should consider positive allowance so answer is 1.03=d options
Answer is wrong sir
Because in question not mentioned about negative shrinkage
Offcourse the property of gray cast iron is exapand when it solidify, but we should consider positive allowance so answer is 1.03=d options