Question

IV. State True (T) or False (F). i. Thermoplastics can bent easily.
ii. Polymers are made up of many bigger unit.
iii. PET is a very familiar form of polyester.
iv. Polyester fabrics do not get wrinkled easily.
v. Fabric obtained from silk fibre is very cheap.​

Answer 1

Answer:

1) true

2) false

3) true

4) true

5) false

Answer 2

Answer:

i)true

ii) false

iii)true

iv) true

v) false

Explanation:

i) thermoplastics can be bent,melted and can be recycled

ii) polymers are made up of many smaller units called monomers

iii) Pet is  a very familiar form of polyester. this is used for making plastic water bottles

iv) polyester fabrics do not wrinkled easily and are easily to wash.

v) fabric silk is obtained from various and cmplex processes so it is very costly.