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प्रश्न
Write the importance of synthetic polymers in our life.
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उत्तर
The importance of synthetic polymers in our life are as follows:
- Nylon: It is used for making ropes for rock climbing, fishing nets, raincoats, parachutes and tyre cords, etc.
- Acrylic: It is used for sweaters, track suits, linings for boots and gloves and In furnishing fabrics and carpets.
- Terylene: It is used in the textile industry to make clothes like sarees, tapestry and dress material. It is also mixed with natural fibres like cotton and wool to make a greater variety of clothes.
- Plastics: It is used to store food items, water, milk, pickles, dry food, etc. Plastic containers seem most convenient.
This is because of lightweight, low price, good strength and easy handling as compared to metals. Plastics are used in cars, air crafts and spacecrafts.
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संबंधित प्रश्न
Fill in the blanks with appropriate words.
Synthetic fibres are also called ______ or _______ fibres.
Fill in the blanks with appropriate words.
Synthetic fibres are synthesised from raw materials called ______
Give examples which indicate that nylon fibres are very strong.
Rana wants to buy shirts for summer. Should he buy cotton shirts or shirts made from synthetic material? Advise Rana, giving your reason.
Beans and peas are pulses.
True or False
It is good to wear clothes made of synthetic fibres while cooking.
The world’s most valuable fiber is ______.
Choose the odd one:
The first fully synthetic fibre was ______.
Indicate whether the following statement is True or False. Also write the false statement in their correct form.
Synthetic fibres do not melt on heating
