Nylon

Q.

What is nylon ? State the important properties of nylon.

Q.

Give the important uses of nylon.

Q.

Why nylon is used for making parachutes and ropes for rock climbing?

Q.

Write an activity to show that synthetic fibres are stronger than the cotton fibres.

Q. Which amongst the following fabrics is wrinkle-resistant?

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

Q.

Why are rayon called regenerated fibers ? What is its properties?

Q.

Which is the strongest fibre among the following?

1. Rayon

2. Nylon

3. Acrylic

4. Cotton

Q.

Name the first fully synthetic fibre.

Q.

Which of the following polymers are thermoplastic?

1. Starch

2. Teflon

3. Rubber

4. Cellulose

Q. Write few uses of Bakelite and Melamine.

Q. Which fibre is used to make parachute ? Why?

Q.

Although rayon is obtained from a natural source, wood pulp, yet it is a man-made fibre.why?

Q.

Which of the following is thermoplastic?

1. Nylon

2. Polystyrene

3. PVC

4. All of the above

Q. The first rayon factory in India was established in ___.

1. Rajasthan
2. Bihar
3. Tamil Nadu
4. Kerala

Q. Which of the following are not the examples of polyester?

1. PVC
2. Terylene
3. Polyethylene
4. Melamine
5. Bakelite
6. PET
7. Nylon
8. Wool

Q.

The first synthetic plastic?

Q.

Name the fibre used for making parachutes and rock climbing ropes.

Q.

One of the advantages of nylon over rayon is that nylon:

1. is wrinkle free.

2. is a good conductor of electricity.

3. is a natural fibre.

4. has low elasticity.

Q. A string made up of which of the following materials is stronger than a steel wire of the same diameter?

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

Q.

Nylon is ___ .

1. Product of Rayon

2. Artificial silk

3. First fully synthetic fibre

4. Purest form of silk

Q. Which among the following polymer is used for making clothes as well as toys?

1. Cotton
2. Rayon
3. Polyester
4. Acrylic

Q. Question 1
Pick the synthetic fibre out of the following?

(a) Cotton
(b) Nylon
(c) Jute
(d) Wool

Q. Who had discovered nylon and rayon ?

Q. is a synthetic fibre which is considered stronger than steel wire.

1. Terylene
2. Rayon
3. Nylon

Q.

Why is nylon used in manufacturing of seat belts?

Q.

Group I (Fibres):- Jute, Nylon, Leather, Wool, Bakelite

Group II (Properties of Nylon):- Lightweight, strong, absorb water, wrinkle-free

In the above-mentioned groups which of the following is an exception to it.

1. Group I:- Bakelite

   Group II:- Absorb water

2. Group I:- Leather

   Group II:- Strong

3. Group I:- Leather

   Group II:- Lightweight

4. Group I:- Leather, Bakelite

   Group II:- Absorb water

Q.

The inventor of bakelite plastic?

Q. is a synthetic fibre which is considered stronger than steel wire.

1. Terylene
2. Rayon
3. Nylon

Q. Define polymer and fiber

Q.

Cellulose is used to prepare :

1. Rayon

2. Nylon

3. Acrylic

4. All of them