Nylon & Rayon

Q. What is the meaning of semi synthetic fibre?

Q.

Which of the following is purely a synthetic fibre?

1. Rayon

2. Flax

3. Nylon

4. Cotton

Q.

PET is -

1. Natural polymer.

2. Toughest polyester.

3. An research organisation working on polyesters.

4. A popular form of polyester used for making bottles, utensils etc.

Q.

Rayon is prepared by

1. Physical Treatment of silk

2. Heat treatment of silk

3. Physical treatment of wood pulp

4. Chemical treatment of wood pulp

Q.

Rayon is called as ______.

1. Man-made cotton fibre

2. Natural cotton

3. Natural silk because it is made up from cellulose

4. Man-made silk

Q. Which of the following fibre is obtained by chemical treatment of wood pulp?

1. Silk
2. Nylon
3. Rayon
4. Polyester

Q.

Nylon is

1. Product of Rayon

2. Artificial silk

3. First fully synthetic fibre

4. Purest form of silk

Q.

The advantage of Nylon over Rayon is

1. Good conductor of electricity

2. Yield Strength

3. Water Proof Nature

4. High Elasticity & No Wrinkling

Q.

Father of Rayon is

1. Louis Pasteur

2. Hilaire de Chardonnet

3. Yu Ming Han

4. John Dalton

Q. _____________thread was developed simultaneously in New York and London.