The material known in commerce as Terylene is a (1) Synthetic fibre (2) Natural fibre (3) Modified natural fibre (4) Blend of cotton and silk

The material known in commerce as Terylene is a (1) Synthetic fibre (2) Natural fibre (3) Modified natural fibre (4) Blend of cotton and silk
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The material known in commerce as Terylene is a – (1) Synthetic fibre (2) Natural fibre (3) Modified natural fibre (4) Blend of cotton and silk

Description : The material known in commerce as Terylene is a – (1) Synthetic fibre (2) Natural fibre (3) Modified natural fibre (4) Blend of cotton and silk

Last Answer : (1) Synthetic fibre Explanation: Terylene is the name for a synthetic polyester fibre. It is a synthetic polyester fibre or fabric based on terephthalic acid, characterized by lightness and crease resistance and used for clothing, sheets, ropes, sails, etc.

Which synthetic fibre is known as artificial Silk? A. Nylon B. Rayon (Answer) C. Cotton D. Terylene

Description : Which synthetic fibre is known as artificial Silk? A. Nylon B. Rayon (Answer) C. Cotton D. Terylene

Last Answer : B. Rayon (Answer)

Which synthetic fibre is known as artificial silk? -Do You Know?

Description : Which synthetic fibre is known as artificial silk? -Do You Know?

Last Answer : Rayon is the answer

Which synthetic fibre is known as artificial silk? -Do You Know?

Description : Which synthetic fibre is known as artificial silk? -Do You Know?

Last Answer : Rayon is the answer

Which synthetic fibre is known as artificial silk? -Do You Know?

Description : Which synthetic fibre is known as artificial silk? -Do You Know?

Last Answer : Rayon is the answer

Which synthetic fibre is known as artificial silk? -Do You Know?

Description : Which synthetic fibre is known as artificial silk? -Do You Know?

Last Answer : Rayon is the answer

Which synthetic fibre is known as artificial silk? -Do You Know?

Description : Which synthetic fibre is known as artificial silk? -Do You Know?

Last Answer : Rayon is the answer

Which synthetic fibre is known as artificial silk? -Do You Know?

Description : Which synthetic fibre is known as artificial silk? -Do You Know?

Last Answer : Rayon is the answer

Which synthetic fibre is known as artificial silk?

Description : Which synthetic fibre is known as artificial silk?

Last Answer : Rayon

1. Which was the only President of India who elected unopposed? 2. Which is not plantation crop ? 3. Who laid the foundation of Rashtrakuta Empire ? 4. Which synthetic fibre is known as artificial silk? 5. In the UN, how many territories were placed under the trusteeship system?

Description : 1. Which was the only President of India who elected unopposed? 2. Which is not plantation crop ? 3. Who laid the foundation of Rashtrakuta Empire ? 4. Which synthetic fibre is known as ... In which year were the first general elections in India held? 20. All acids contain which element?

Last Answer : Answer : 1. Neelam Sanjiva Reddy 2. Sugarcane 3. Dantidurga 4. Rayon 5. 11 6. Central Bank 7. Likely to be annular 8. Portuguese 9. Xerophytes 10. President 11. Power 12. 40,000 Km 13. Kalinjar ... Hague 15. April 26 16. 33.3% 17. Pressure gradient force 18. Treaty of Yandaboo 19. 1951 20. Hydrogen

Which of the following fibres is considered as the stron est natural fibre? (1) Cotton (2) Jute (3) Wool (4) Silk

Description : Which of the following fibres is considered as the stron est natural fibre? (1) Cotton (2) Jute (3) Wool (4) Silk

Last Answer : (4) Silk Explanation: Ultrastrong spider silk is one of the toughest natural fibers known in nature. The light, flexible fiber is five times stronger by weight than high-grade steel and extremely stretchy, enlarging to snag incoming insects and other prey.

Which of the following is not a natural fibre? (A) Silk (B) Viscose rayon (C) Wool (D) Cotton

Description : Which of the following is not a natural fibre? (A) Silk (B) Viscose rayon (C) Wool (D) Cotton

Last Answer : (B) Viscose rayon

Which of the following is a natural polyamide fibre? (A) Wool (B) Silk (C) Cotton

Description : Which of the following is a natural polyamide fibre? (A) Wool (B) Silk (C) Cotton

Last Answer : (A) Wool

Example of natural plant fibre: a. Silk b. Cotton c. Viscose rayon d. Polyester

Description : Example of natural plant fibre: a. Silk b. Cotton c. Viscose rayon d. Polyester

Last Answer : b. Cotton

Which of the following fibres is considered as the strongest natural fibre? (1) Cotton (2) Jute (3) Wool (4) Silk

Description : Which of the following fibres is considered as the strongest natural fibre? (1) Cotton (2) Jute (3) Wool (4) Silk

Last Answer : Silk

At which stage in its life cycle, does the silk worm yield the fibre of commerce? (1) Egg (2) Larva (3) Pupa (4) Imago

Description : At which stage in its life cycle, does the silk worm yield the fibre of commerce? (1) Egg (2) Larva (3) Pupa (4) Imago

Last Answer : (3) Pupa Explanation: The eggs hatch into worms in a few weeks, and then the cycle repeats itself. Silkworms go through four stages of developmen

At which stage does the silk worm yield the fibre of commerce?

Description : At which stage does the silk worm yield the fibre of commerce?

Last Answer : Pupa

At which stage in its life cycle does the silk work yield the fibre of commerce ? (a) Egg (b) Larva (c) Pupa (d) Imago

Description : At which stage in its life cycle does the silk work yield the fibre of commerce ? (a) Egg (b) Larva (c) Pupa (d) Imago

Last Answer : Ans: ( c ) Pupa

Which is also known as golden fibre? a. Cotton b. Wheat c. Silk d. Oats e. Jute

Description : Which is also known as golden fibre? a. Cotton b. Wheat c. Silk d. Oats e. Jute

Last Answer : e. Jute

In India, Dhariwal and Ludhiana towns are famous for – (1) silk textiles (2) woollen textiles (3) cotton textiles (4) synthetic textiles

Description : In India, Dhariwal and Ludhiana towns are famous for – (1) silk textiles (2) woollen textiles (3) cotton textiles (4) synthetic textiles

Last Answer : (2) woollen textiles Explanation: In India. Punjab is the leader in woolen textile industry. There are over 250 small woolen mills in Purijab. Dhariwal in Gurdaspur district, which is an old centre of the ... upon wool from H.P, J 8c K and Australia. The industry gets power from Bhalcra Dam.

Glycol is used to manufacture which of the following? (1) Nylon (2) Artificial silk (3) Terylene (4) Rubber

Description : Glycol is used to manufacture which of the following? (1) Nylon (2) Artificial silk (3) Terylene (4) Rubber

Last Answer : (3) Terylene Explanation: Monoethylene glycol (MEG), also known as ethylene glycol (EG) or simply glycol, is a diol mostly used for the production of polyester fibers and polyethylene ... is used to produce textiles, large soft-drink containers, photographic film, and overhead transparencies.

Glycol is used to manufacture which of the following ? (1) Nylon (2) Artificial silk (3) Terylene (4) Rubber

Description : Glycol is used to manufacture which of the following ? (1) Nylon (2) Artificial silk (3) Terylene (4) Rubber

Last Answer : Terylene

Leaves become modified into spines in (a) onion (b) silk cotton (c) Opuntia (d) pea.

Description : Leaves become modified into spines in (a) onion (b) silk cotton (c) Opuntia (d) pea.

Last Answer : (c) Opuntia

Synthetic polymer produced by using terephthalic acid and ethylene glycol is (A) Terylene (B) Nylon-66 (C) PVC (D) Polystyrene

Description : Synthetic polymer produced by using terephthalic acid and ethylene glycol is (A) Terylene (B) Nylon-66 (C) PVC (D) Polystyrene

Last Answer : (A) Terylene

__________ is not a polyester fibre. (A) Terylene (B) Dacron (C) Nylon (D) Polyacrylonitrile

Description : __________ is not a polyester fibre. (A) Terylene (B) Dacron (C) Nylon (D) Polyacrylonitrile

Last Answer : (C) Nylon

A polymeric substance used to make parachute is – (1) Rayon (2) Viscose (3) Cotton (4) Terylene

Description : A polymeric substance used to make parachute is – (1) Rayon (2) Viscose (3) Cotton (4) Terylene

Last Answer : (2) Viscose Explanation: Viscose is a viscous organic liquid used to make rayon and cellophane. Viscose is also used as shorthand for Viscose Rayon, thus becoming synonymous with rayon, a soft man-made fibre commonly used in dresses, linings shirts, shorts, coats, jackets, and other outer wear.

The fiber least prone to catch fire is (1) nylon (2) polyester (3) cotton (4) terylene

Description : The fiber least prone to catch fire is (1) nylon (2) polyester (3) cotton (4) terylene

Last Answer : cotton

A polymeric substance used to make parachute is (1) Rayon (2) Viscose (3) Cotton (4) Terylene

Description : A polymeric substance used to make parachute is (1) Rayon (2) Viscose (3) Cotton (4) Terylene

Last Answer : Viscose

Which is not a natural fibre? (1) Linen (2) Silk (3) Jute (4) Nylon

Description : Which is not a natural fibre? (1) Linen (2) Silk (3) Jute (4) Nylon

Last Answer : (4) Nylon Explanation: Jute is a long, soft, shiny vegetable fiber that can be spun into coarse, strong threads. "Nylon" is not a natural fibre. It is a synthetic fibre.

Which of the following is not a natural polymer? (1) Wool (2) Silk (3) Cotton (4) Teflon

Description : Which of the following is not a natural polymer? (1) Wool (2) Silk (3) Cotton (4) Teflon

Last Answer : (4) Teflon Explanation: Natural polymers occur in nature and can be extracted. They are often waterbased. Examples of naturally occurring polymers are silk, wool, DNA, cellulose, cotton and proteins.

Silk fibre chemically is – (1) Carbohydrate (2) Fat (3) Protein (4) Cellulose

Description : Silk fibre chemically is – (1) Carbohydrate (2) Fat (3) Protein (4) Cellulose

Last Answer : (3) Protein Explanation: Silk is a natural protein fibre, some forms of which can be woven into textiles. The protein fibre of silk is composed mainly of fibroin and produced by ... fibre, which allows silk cloth to refract incoming light at different angles, thus producing different colours.

Silk fibre chemically is : (1) Carbohydrate (2) Fat (3) Protein (4) Cellulose

Description : Silk fibre chemically is : (1) Carbohydrate (2) Fat (3) Protein (4) Cellulose

Last Answer : Protein

The purest natural form of cellulose is _______. a) rayon b)cotton c)wool d)silk

Description : The purest natural form of cellulose is _______. a) rayon b)cotton c)wool d)silk

Last Answer : b)cotton

Which of the following is not a dielectric material? (A) Cotton, silk and paper (B) Asbestos, glass, porcelain and mica (C) Rubber and polymeric resins (D) All refractory materials

Description : Which of the following is not a dielectric material? (A) Cotton, silk and paper (B) Asbestos, glass, porcelain and mica (C) Rubber and polymeric resins (D) All refractory materials

Last Answer : Option C

Write one application for the give dielectric material. (i) Polyvinyl Carbide(PVC) (ii) Glass (iii) Mica (iv) Cotton and Silk

Description : Write one application for the give dielectric material. (i) Polyvinyl Carbide(PVC) (ii) Glass (iii) Mica (iv) Cotton and Silk

Last Answer : (i) Polyvinyl Carbide(PVC):it is used in insulation of wires and cables in domestic wiring as well as in aircraft and factory wiring (any one)  (ii) Glass: 1) Alkaline glasses are used for ... with wax or varnishes are used in windings of magnet coils and small medium sized mechanics (any one) 

(2) Nitrogen, Phosphorous and Sodium Explanation: Fertilizer (or fertiliser) is any organic or inorganic material of natural or synthetic origin (other than liming materials) that is added to a soil to supply one or more plant nutrients essential to the growth of plants. The three elements most needed in common fertilisers are Nitrogen.

Description : (2) Nitrogen, Phosphorous and Sodium Explanation: Fertilizer (or fertiliser) is any organic or inorganic material of natural or synthetic origin (other than liming materials) that is added to a ... essential to the growth of plants. The three elements most needed in common fertilisers are Nitrogen.

Last Answer : Metal are good conductors, because – (1) they contain free electrons (2) the molecules in them are very close to each other (3) the molecules in them collide very freely (4) they contain reflecting surface

Name the synthetic fibre which resembles wool in its properties. -Chemistry 9th

Description : Name the synthetic fibre which resembles wool in its properties. -Chemistry 9th

Last Answer : Acrylic is a strong, lightweight and warm synthetic fibre that resembles wool. It is available in a number of colours and is more durable and affordable than natural wool.

The first synthetic fibre made by man was- (1) Rayon (2) Nylon (3) Polyester (4) Terycott

Description : The first synthetic fibre made by man was- (1) Rayon (2) Nylon (3) Polyester (4) Terycott

Last Answer : (2) Nylon Explanation: Nylon, the first synthetic fiber in the "fully synthetic" sense of that term, was developed by Wallace Carothers, an American researcher at the chemical firm DuPont in the 1930s.

Which was the first synthetic fibre made by man?

Description : Which was the first synthetic fibre made by man?

Last Answer : Nylon

How is silk fibre-derived and where are silk worms reared? -SST 10th

Description : How is silk fibre-derived and where are silk worms reared? -SST 10th

Last Answer : Silk fibre is derived from the cocoons made by silk worms. Silk worms are reared on mulberry trees.

How is silk fibre derived and where are silk worms reared? -SST 10th

Description : How is silk fibre derived and where are silk worms reared? -SST 10th

Last Answer : Silk fibre is derived from the cocoons made by silk worms. Silk worms are reared on mulberry trees.

Which of the following is known as the Golden Fiber? a. Jute b. Cotton c. Silk d. Wool

Description : Which of the following is known as the Golden Fiber? a. Jute b. Cotton c. Silk d. Wool

Last Answer : a. Jute

Which of the following is largely used in textile industries in India? (1) Cotton (2) Wool (3) Synthetic fibres (4) Jute

Description : Which of the following is largely used in textile industries in India? (1) Cotton (2) Wool (3) Synthetic fibres (4) Jute

Last Answer : (1) Cotton Explanation: Cotton is a soft, fluffy staple fiber that grows in a boll, or protective capsule, around the seeds of cotton plants of the genus Gossypium which is most often spun ... is used in fishing nets, coffee filters, tents, explosives manufacture, cotton paper, and in bookbinding.

Rayon is superior to cotton in making gauge for wound treatment, because rayon (A) Is a synthetic polymer (B) Does not stick to the wound unlike cotton (C) Can absorb over 90% of its own weight of water (D) Both (B) and (C)

Description : Rayon is superior to cotton in making gauge for wound treatment, because rayon (A) Is a synthetic polymer (B) Does not stick to the wound unlike cotton (C) Can absorb over 90% of its own weight of water (D) Both (B) and (C)

Last Answer : (B) Does not stick to the wound unlike cotton

The polymer obtained by the condensation of hexamethylene diamine and adipic acid is – (1) Nylon 66 (2) Terylene (3) Tollen's (4) Bakelite

Description : The polymer obtained by the condensation of hexamethylene diamine and adipic acid is – (1) Nylon 66 (2) Terylene (3) Tollen's (4) Bakelite

Last Answer : (1) Nylon 66 Explanation: Polymers are very high molecular mass substances each molecule of which consists of very large number of simple structural units joined together though covalent bonds ... the repeating structural unit is derived from two monomer units - hexamethylenediamine and adipic acid.

Adipic acid reacts with hexamethylene diamine to form (a) Bakelite (b) Nylon-6,6 (c) Terylene (d) Nylon-6,8

Description : Adipic acid reacts with hexamethylene diamine to form (a) Bakelite (b) Nylon-6,6 (c) Terylene (d) Nylon-6,8

Last Answer : Nylon-6,6

Which of the following polymers contain nitrogen (a) PVC (b) Teflon (c) Nylon (d) Terylene

Description : Which of the following polymers contain nitrogen (a) PVC (b) Teflon (c) Nylon (d) Terylene

Last Answer : Nylon

Terylene is a condensation polymer of ethylene glycol and which acid? (1) Benzoic Acid (2) Salicylic acid (3) Phthalic acid (4) Terephthalic acid

Description : Terylene is a condensation polymer of ethylene glycol and which acid? (1) Benzoic Acid (2) Salicylic acid (3) Phthalic acid (4) Terephthalic acid

Last Answer : Terephthalic acid

The polymer obtained by the condensation of hexamethylene diamine and adipic acid is : (1) Nylon 66 (2) Terylene (3) Tollen’s (4) Bakelite

Description : The polymer obtained by the condensation of hexamethylene diamine and adipic acid is : (1) Nylon 66 (2) Terylene (3) Tollen’s (4) Bakelite

Last Answer : Nylon 66

Study statement a-d (about organic farming) and find out the correct ones. (a) Utilises genetically modified crops like Bt cotton (b) Uses only natura

Description : Study statement a-d (about organic farming) and find out the correct ones. (a) Utilises genetically modified crops like Bt cotton (b) Uses only natura

Last Answer : Study statement a-d (about organic farming) and find out the correct ones. (a) Utilises genetically modified crops ... . a and b only D. b and c only