Q.Assertion (A) : Cross dyeing and union dyeing are same. Reason (R) : Both may produce multicoloured effects. Codes :
Correct answer: (A) is false but (R) is true.
Explanation
In cross dyeing the fabric is dyed in a single dye bath containing two different class of dyes. In union dye process use of just one dye in single dye bath containing more than one type of fabric or fiber. So, both union dye and cross dye may produce multi coloured effect.
In cross dyeing the fabric is dyed in a single dye bath containing two different class of dyes. In union dye process use of just one dye in single dye bath containing more than one type of fabric or fiber. So, both union dye and cross dye may produce multi coloured effect.