Science, asked by aakshit89, 5 months ago

T 6: FABRICS

Polyester, a synthetic fibre, was invented in 1941 by British chemists Whinfield and Tennant

Dickson, and become increasingly popular in the 1970’s, thanks to the way it was advertised - “a

miracle fibre that can be worn for 68 days straight without ironing, and still look presentable.”

Polyester became known as a cheap and uncomfortable fabric. Unlike synthetic, natural fabrics

are breathable and hence more comfortable.

Question 21:

Sameer’s mother buys poly-cotton (a blend of polyester and cotton) curtains for home but makes

sure that the clothes that Sameer wears are cotton. Some common perceptions about cotton and

polyster are listed below.

(i) Cotton wrinkles easily

(ii) Cotton absorbs moisture

(iii)Poly-cotton is easy to wash

(iv)Poly-cotton is environment friendly

(v) Poly-cotton is durable

Choose the correction option from the above due to which Sameer’s mother prefers to use

poly-cotton over cotton fabric for the curtains

a) i, ii, iv

b) i, iii, v

c) ii, iv, v

d) i, iv, v​

Answers

Answered by amritaSN04
5

Answer:

b i iii iv is the answer.

Answered by s12926bshashank14781
0

Answer:

Polyester, a synthetic fibre, was invented in 1941 by British chemists Whinfield and Tennant

Dickson, and become increasingly popular in the 1970’s, thanks to the way it was advertised - “a

miracle fibre that can be worn for 68 days straight without ironing, and still look presentable.”

Polyester became known as a cheap and uncomfortable fabric. Unlike synthetic, natural fabrics

are breathable and hence more comfortable.

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