MDSE 2650 Textiles Exam 3 Ch. 6-13
Continuous production - ANS-Which one of the following is an advantage which manufactured
fibers have over natural fibers?
a. Continuous production
b. Highly absorbent
c. Not heat sensitive
Solution dyeing or mass pigmentation - ANS-Which one of the following fiber modifications is
made by incorporation of additives?
a. Solution dyeing or mass pigmentation
b. Bicomponent fibers
c. Finer diameter
It's the spinning solution, ready to spin the fiber. - ANS-What is fiber dope?
a. It's an illegal drug but add a few more chemicals and it's okay.
b. It's the fiber, ready for coagulation
c. It's the spinning solution, ready to spin the fiber.
So many possibilities, precise control possible - ANS-What is the main advantage of
manufactured fibers?
a. So many possibilities, precise control possible
b. Exactly like natural fibers, but more precise control possible
c. Low absorbency and durability
Modification of existing fibers - ANS-Research in the last 3 decades has focused on which of the
following?
a. Creation of new fibers
b. Modification of existing fibers
c. All of the above
Trilobal - ANS-The most widely used fiber shape modification in nylon carpeting is __________.
a. Triangular
b. Trilobal
c. Round
Stretch - ANS-Which of the following is not a major group of manufactured fiber?
a. Regenerated
b. Stretch
c. Synthetic
, Bright - ANS-Nylon and polyester are usually sold as dull or semi-dull, but could also be sold as
______.
a. Shiny
b. Bright
c. Lustrous
To increase orientation and crystallinity for strength, finer fiber diameter and stiffness. -
ANS-Why are fibers drawn after spinning?
a. To increase orientation and crystallinity for strength, finer fiber diameter and stiffness.
b. To change the shape of the fiber for soil-hiding ability.
c. To set the fiber so it will not be shiny.
Make them weaker - ANS-How are manufactured fibers modified so that they pill less?
a. Make them weaker
b. Make them stronger
c. Make them thinner
Drawing - ANS-What is one of the ways fiber diameter can be changed in making manufactured
fibers?
a. Heat setting
b. Drawing
c. Changing chemical composition
Comfort - ANS-If a fiber shape is modified so it has hollow air cells, which of the properties
below would be affected?
a. Aesthetics
b. Comfort
c. Durability
Generic name - ANS-The term used to refer to the family of manufactured fibers with a similar
chemical composition is which of the following?
a. Trade name
b. Generic name
c. Subclass name
No - ANS-Is it possible to have the comfort of what we wear today without manufactured fibers?
a. Yes
b. No
Filament fiber - ANS-What kind of fiber comes out of the spinneret?
a. Filament fiber
b. Staple fiber
c. Filament tow
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