Textile Engineering > GATE 2019 > Dyeing
Determine the correctness or otherwise of the following Assertion [a] and Reason [r]
[a]: The equilibrium dye uptake by a fibre decreases with increasing dyeing temperature.
[r]: Dyeing is an endothermic process.
A
Both [a] and [r] are true and [r] is the correct reason for [a]
B
Both [a] and [r] are true but [r] is not the correct reason for [a]
C
Both [a] and [r] are false
D
[a] is true but [r] is false

Correct : c

Similar Questions

A cotton fabric is to be dyed with 2% shade (on the weight of fabric). If dye concentration is 0.4 g/L then the material-to-liquor ratio is 1:X. The value of X...
#109 Fill in the Blanks
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 dy...
#126 MSQ
Woven fabrics can be dyed in open width form in
#142 MCQ

Related Topics

dye uptake equilibrium endothermic process textile engineering gate 2019 dyeing process dye uptake temperature endothermic dyeing equilibrium dye uptake gate textile engineering 2019

Unique Visitor Count

Total Unique Visitors

Loading......

Question Options

Contributed by: