Exam 2 MER 330 Questions with complete solution 2024
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Course
MER 330
Institution
MER 330
Exam 2 MER 330 Questions with complete solution 2024 Exam 2 MER 330
A ply yarn is two or more single fibers twisted together.
True
False - correct answer False
Staple yarns are made only from natural fibers.
True
False - correct answer False
Carded, combed, woolen, worsted, tow,...
Exam 2 MER 330
A ply yarn is two or more single fibers twisted together.
True
False - correct answer ✔False
Staple yarns are made only from natural fibers.
True
False - correct answer ✔False
Carded, combed, woolen, worsted, tow, and line:
are direct measures of yarn sizes
are indirect measures of yarn sizes
rely on the English numbering system
1 and 2
2 and 3 - correct answer ✔are indirect measures of yarn sizes
Yarns with metallic components are fancy yarns.
True
False - correct answer ✔True
Combed and worsted yarns are lower quality compared to carded and woolen yarns.
True
False - correct answer ✔False
More tightly twisted yarns shed soil more easily than loosely twisted yarns.
True
False - correct answer ✔True
A yarn with only long fibers remaining and a very uniform size is a
combed yarn
carded yarn
woolen yarn
tow yarn - correct answer ✔Combed yarn
In direct yarn measuring systems, the higher the number, the finer the yarn.
True
False - correct answer ✔False
Which of the examples below is a fancy yarn?
Bouclé
Textured or bulk filament
Combed Sea Island cotton
Core spun
, Monofilament - correct answer ✔Boucle
Turns per inch is the only way of describing the number of turns per unit length in a
spun yarn.
True
False - correct answer ✔False
All filaments yarns are textured to a certain degree.
True
False - correct answer ✔True
Voile twist yarns are used in voile and chiffon fabrics.
True
False - correct answer ✔True
Strength decreases in staple yarns as twist increases.
True
False - correct answer ✔False
In direct yarn measuring systems, the higher the number, the finer the yarn.
True
False - correct answer ✔False
Which yarn is finer?
400 denier polyester
300 denier polyester - correct answer ✔300 denier polyester
Single yarn - correct answer ✔The most common and simplest type of yarn.
Simple yarn - correct answer ✔The yarn is alike in appearance and structure.
Ply yarn - correct answer ✔This yarn has more than one strand, but all strands are
identical
Fancy yarn - correct answer ✔Spiral, Chenille, and slub are types
Core-spun yarn - correct answer ✔Cotton on the outside and spandex on the inside for
a yarn with good comfort, elongation, and elastic recovery.
_ is a variation of twill weave fabric.
Gabardine
Herringbone
Duck cloth
Drill
Faille - correct answer ✔Herringbone
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