Question

what decreases the strength of yarn ​

Answer 1

Answer:

Fibre length variation and distribution

Fibre length variation and distributionWhen spinning cotton, containing more number of short fibres, the resultant yarn will have lower strength. The presence of short fibres, the resultant yarn will have lower strength. The present of short fibres influence, to a very great extent, the yarn strength.

Answer 2

Question:

what decreases the strength of yarn

Answer:

Twist is the spiral arrangements of the fibre around the axis of the yarn . the twist bind the fibre together and also contribute s to the strength of the yarn. the amount of twist interested in a yarn defines the appearance and the strength of the yarn. The number of twist is referred to as turn per inch.

Given:

Yarn is made stronger by twisting.