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प्रश्न
Give examples which indicate that nylon fibres are very strong.
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उत्तर
Nylon fibres are very strong. It is used for making ropes used for climbing rocks and for making parachutes. Their usage shows that nylon fibres have high tensile strength.
संबंधित प्रश्न
Explain why some fibres are called synthetic.
Synthetic fibre is also called _______ fibre.
Crossword
Across
1. Fibre that is used as synthetic wool.
2. A plastic used for making water bottles.
3. A long chain made of small repeatingmonomers.
4. Another name for this semi-synthetic fibre is artificial silk.
Down
5. A type of fibre that is naturally obtained from a cocoon.
6. A synthetic fibre classified as polyester.
7. A polymer used for making rope.
List the advantages of synthetic fibres.
The artificial fibers are also known as ______.
What do you mean by synthetic fiber?
Cotton is a natural polymer. What is its chemical name?
The synthetic fibres are also known as ______ fibres.
The first fully synthetic fibre was ______.
______ is a synthetic fibre which is strong and elastic that it has the ability to bounce.
