How are nylon fibres prepared and woven into fabrics-why is nylon used to make socks-ropes-tents and parachutes-K-Long answer questions- -Five marks questions- nbsp-1 - What is rayon- Why is it called artificial silk- Name the different varieties of rayon- Why are nbsp-clothes made of rayon preferred over clothes made of other synthetic fabarics- nbsp-2- How are nylon fibres prepared and woven into fabrics- Why is nylon used to make socks- ropes- nbsp-tents and parachutes- nbsp-

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Byju's Answer

Standard VIII

Chemistry

Polymer

How are nylon...

Question

How are nylon fibres prepared and woven into fabrics?why is nylon used to make socks,ropes,tents and parachutes?:

K.Long answer questions: (Five marks questions)
1 . What is rayon? Why is it called artificial silk? Name the different varieties of rayon, Why are clothes made of rayon preferred over clothes made of other synthetic fabarics?
2. How are nylon fibres prepared and woven into fabrics? Why is nylon used to make socks. ropes. tents and parachutes?

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Solution

Dear Student
Nylon fibres are formed when the monomers are combined to form long chain by condensation polymerisation reaction.
They are used in ropes,socks etc because they do not shrink or strench after washing.
Regards

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Q. Fill in the blanks with the correct words.
1. Fibres that are made by human beings are called .................... (natural/synthetic) fibres.
2. .................... (Polyester/Rayon) absorbs sweat.
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4. .................... (Spandex/Nylon) has excellent elasticity.
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Question 13
Match the terms of column A correctly with the phrases given in column B.

$\begin{matrix} A & B (i) & P o l y e s t e r & (a) & P r e p a r e d b y u s i n g w o o d p u l p (i i) & T e f l o n & (b) & U s e d f o r m a k i n g p a r a c h u t e s a n d s t o c k i n g s (i i i) & R a y o n & (c) & U s e d t o m a k e n o n - s t i c k c o o k w a r e (i v) & N y l o n & (d) & F a b r i c s d o n o t w r i n k l e e a s i l y \end{matrix}$

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Dear Student Nylon fibres are formed when the monomers are combined to form long chain by condensation polymerisation reaction. They are used in ropes,socks etc because they do not shrink or strench after washing. Regards

Dear Student
Nylon fibres are formed when the monomers are combined to form long chain by condensation polymerisation reaction.
They are used in ropes,socks etc because they do not shrink or strench after washing.
Regards