GATE (TF) Textile 2010 Question Paper Solution | GATE/2010/TF/54

Question 54 (Textile Engineering & Fibre Science)

When a blended yarn consisting of acrylic, polyester and viscose and viscose fibres is treated with 60 wt% H2SO4, partial dissolution is observed. The fibre/fibres that will dissolve is/are

(D)Acrylic and Viscose
[Show Answer]

As we know

Viscose to soluble in 59% H2SO4

i.e. In 60 % H2SO4, Vicose fibre will dissolve.

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