Occurrence of ‘case hardening’ during drying of a high mo... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

Occurrence of ‘case hardening’ during drying of a high moisture solid cake _______________ the drying rate?

Correct answer: B

Explanation

Case hardening forms a hard outer layer that restricts moisture movement from the interior. This resistance slows down the overall drying rate.

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