Textile Engineering > GATE 2023 > Dyeing
A sample of cotton fabric is dyed with vat dye at 60oC till equilibrium dye uptake is reached. Another sample of the same cotton fabric is dyed with the same dye at 90oC till equilibrium, keeping all other parameters same. Amongst the following, the correct statement(s) is/are _______.
A
Dye exhaustion will be higher at 90oC as compared to that at 60oC
B
Dye exhaustion will be lower at 90oC as compared to that at 60oC
C
Levelness achieved at 90oC will be higher as compared to that at 60oC
D
Levelness achieved at 90oC will be lower as compared to that at 60oC

Correct : a,d

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