Exam (elaborations)
MER 330 Exam 1 Review Questions Solved 100% Correc
- Course
- Institution
MER 330 Exam 1 Review Questions Solved 100% Correc
[Show more]
Content preview
MER 330 Exam 1 Review Questions Solved100% Correct
what is the difference between hydrophobic fibers and hydrophilic fibers - ✔✔hyrdophobic-
fibers have no absorbency (polyester, acrylic, olefin)
hydrophilic- fibers absorb moisture readily (cotton, flax, rayon)
when will the burning test for fiber identification be useful? what is one distinctive reaction
that will support the identification of protein fibers? - ✔✔
explain how generic names are defined - ✔✔
what is one distinctive reaction that will support the identification of a cellulosic fiber? to
visually distinguish between cotton and rayon or lyocell, what features should be considered? -
✔✔
explain the influence of polymer chain orientation on fiber strength. how can the level or
orientation be increased? - ✔✔
select a natural fiber for each end use. use properties to explain why that fiber is a good choice.
a. sheets for double bed in master bedroom - ✔✔
select a natural fiber for each end use. use properties to explain why that fiber is a good choice.
b. evening gown for formal occasion - ✔✔silk
strong
absorbent
comfy
moderate appearance retenetion
, select a natural fiber for each end use. use properties to explain why that fiber is a good choice.
c. suit for a job interview - ✔✔wool
appearance retention, durability, aesthetics
select a natural fiber for each end use. use properties to explain why that fiber is a good choice.
d. socks for an active 4-year old - ✔✔olefin
strong, abrasion resistant, low cost, easy clean
select a natural fiber for each end use. use properties to explain why that fiber is a good choice.
e. hiking shorts, garden, or lawn work - ✔✔
select a natural fiber for each end use. use properties to explain why that fiber is a good choice.
f. blanket - ✔✔cashmere
soft, good heat retention
select a natural fiber for each end use. use properties to explain why that fiber is a good choice.
g. upholstery from a dining room chair - ✔✔polyester
durable, abrasion resistant, poor absorption
describe the differences among filament silk, spun or staple silk, and dupioni silk and explain
how these differences would matter to producers and consumers - ✔✔
create two lists of common properties: one for all plant fibers and the other for all animal
fibers. what properties are common to both groups? - ✔✔
identify four characteristics and two end used of:
a. cotton - ✔✔
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Examsplug. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
78121 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now