Questão 1
Questão
Fabrics are made from yarns (held together by weaving or knitting), or fibres which are stuck together.
Questão 2
Questão
Different woven fabrics are made by interlacing two sets of yarns. The weft travels up and down and the warp travels right to left.
Questão 3
Questão
Twill weave is the simplest weave
Questão 4
Questão
With Twill weave the weft yarn goes over four or more warp threads and under one.
Questão 5
Questão
Plain weave is the cheapest weave to produce and is used to make lots of fabrics especially cotton based ones.
Questão 6
Questão
Non woven fabrics are layers of fibres held together by bonding or felting.
Questão 7
Questão
Non woven fibres fray and there is a lot of waste when cutting
Questão 8
Questão
Bonded fabrics are made by combining pressure, moisture and heat to interlock a mat of fibres.
Questão 9
Questão
Felted fabrics are made by combining pressure, moisture and heat to interlock a mat of fibres.
Questão 10
Questão
Non woven fabrics are very strong and have good stretch
Questão 11
Questão
Twill weave is stronger and drapes better than plain weave.
Questão 12
Questão
Knitted fabrics are made by interlocking one or more yarns together using loops
Questão 13
Questão
Weft knitted fabrics have yarns that run up the fabric
Questão 14
Questão
Knitted fabrics are good insulators
Questão 15
Questão
Warp knitted fabrics can stretch and lose their shape easily.
Questão 16
Questão
Warp knitted fabrics are hard to unravel and are less likely to ladder
Questão 17
Questão
Weft knitted fabrics can be produced by hand or machine
Questão 18
Questão
This is an example of weft knitted fabric construction.
Questão 19
Questão
This is an example of weft knitted fabric construction
Questão 20
Questão
This is an example of plain weave fabric construction