GATE (TF) Textile 2014 Question Paper Solution | GATE/2014/TF/52

Question 52 (Textile Engineering & Fibre Science)

Scoured and bleached cotton fabric was dyed with reactive dye under the following conditions:
Temperature of dyeing : 40o
Shade : 3%
Fixation efficiency: 65%
In the rate of hydrolysis of dye is known to be 5% more for every 10o C rise in dyeing temperature, the amount of dye fixed on cotton (g of dye/kg of fibre), if dyed at 50o C, accurate to one decimal place, would be …………….

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