Yarns - Part 1 - Multiple Choice

A woollen yarn is characterised by which of the following?

• Dull and fuzzy appearance

• Smooth and fine appearance

• Smooth and thick appearance

• Low twist and shiny appearance

How does the yarns twist contribute to its strength?

• A soft spun yarn is stronger

• A hard twist creates a stronger yarn

• The greater the twist the weaker the yarn

• The softer the twist the stronger the yarn

What would a multifilament yarn would be most suitable for?

• Soft toy

• Seat belts

• Bed Sheets

• Sport socks

A worsted yarn is characterised by which of the following?

• Dull and fuzzy appearance

• Smooth and fine appearance

• Fuzzy and shiny appearance

• Smooth and thick appearance

The strength of a yarn depends on which of the following factors?  

• Greater amorphous regions; the cross-sectional shape of the fibre; high twist

• Having largely crystalline structures; low twist; amorphous regions

• The smoothness of the fibre surface; high twist; two or more ply yarns present

• The number and type of bonds present; protein staple fibres; low twist