Textile Engineering > GATE 2021 > Textile Dyeing
Determine the correctness or otherwise of the following Assertion [a] and Reason [r]
Assertion: Nylon is dyed with acid dyes in the acidic medium.
Reason: Nylon assumes positive charge in the acidic medium and thus, attracts the negatively charged acid dye molecules.
A
Both [a] and [r] are true and [r] is the correct reason for [a]
B
Both [a] and [r] are true and [r] is not the correct reason for [a]
C
Both [a] and [r] are false
D
[a] is true but [r] is false

Correct : a

Similar Questions

Assuming Beer-Lambert law is applicable for dilute solutions, if the molar concentration of dye in the solution is doubled then the percentage increase in absor...
#221 NAT
Consider the following isotherms at equilibrium for two disperse dyes D1 and D2 dyed on polyester. If the partition coefficients of these are K1 and K2, respect...
#251 NAT
Match the elements of Group I and Group II. Group I: Technology Group II: Product P. Rope dyeing 4. Denim Q. Elect...
#928 MCQ

Related Topics

No tags found

Unique Visitor Count

Total Unique Visitors

Loading......

Question Options

Contributed by: