Question
Textile Engineering and Fibre Science Question on Yarn Manufacture, Structure and Properties
A cotton yarn of 20 tex count is replaced by a polyester yarn such that both the yarns have the same diameter and the same packing density. Assuming densities of cotton and polyester fibres as 1.52 g/cm3 and 1.38 g/cm3, respectively, the count (tex) of the polyester yarn (rounded off to 2 decimal places) is ________________.
Answer
The correct Answe is:18 or 18.30 Approx