Discussion :: Chemical Engineering Basics
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Pick out the correct statement.
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A.
Hot worked materials are subjected to annealing to remove internal stresses.
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B.
Annealing of steel hardens it slightly
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C.
Normalising of a material induces stresses.
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D.
Tempering of a material improves ductility & toughness but reducess hardness & brittlenes.
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Answer : Option D
Explanation :
No answer description available for this question.
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