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Tags: Question 3 . B. Polyester. 63%. Question. 1. a) Nylon. Electric wires are coated with— PVC ——. 9)Synthetic fibres are less expensive and readily available. This fiber was called rayon or artificial silk. A. equal to the number of positive or negative charges on the ion. 25. (a) Cotton (b) Jute (c) Wool (d) Polyster 3. Jute fibre is obtained from jute plant by the following steps: Retting: Jute fibre is obtained from the stalks of the jute plant. Pick the synthetic fibre out of the following? Polycot is obtained by mixing (a) nylon and wool (b) polyester and wool (c) nylon and cotton (d) polyester and cotton. This one is: asked Jun 20 in Chemistry by BhratJha (44.3k points) synthetic fibers and plastics; class-8; 0 votes. asked Jun 20 in Chemistry by BhratJha ( 44.3k points) synthetic fibers and plastics Answer: Option D . Acrylic 4. Weegy: The Court of Appeals performs the following actions EXCEPT send the case back for re-trial User: The Supreme ... Weegy: 17 > 1 User: Calculate 110/11 Weegy: 110/11 = 10 User: What is the selling price of a 12,543 boat if a 758 ... Weegy: "Women" was given power in Iroquois society that was not usually given power in other civilizations. Why is it not advisable to wear clothes made up of synthetic fibres in hot and humid weather? They do not absorb moisture. (a) Wool (c) Wood pulp (b) PET (d) Silk 3. C Nylon-6, 6 . B. not related to the number of positive or negative charges on the ion. New answers. asked Jun 20 in Chemistry by BhratJha (44.3k points) synthetic fibers and plastics; It is easy to dye in a wide range of colours. Terylene. a) Thermosetting plastics. • (b) Synthetic fibres do not absorb sweat. Which of the following is a synthetic fiber? Which of the following is not a synthetic fibre? s. Log in for more information. Which of the following is a synthetic fibre? C. Ramie Rayon. Rayon is mixed with cotton to make bedsheets. Bakelite is a- synthetic polymer — plastic. Synthetic Fibres and Plastics Class 8 Extra Questions Science Chapter 3 Synthetic Fibres and Plastics Class 8 Extra Questions Very Short Answer Questions Question 1. Synthetic Fibres and Plastics Class 8 Science Chapter 3 as per NCERT Book used in CBSE and other Schools. Find an answer to your question Which of the following is a synthetic fiber?1.spandex2.cotton3.Nylon4.Aerylic NCERT Exemplar Class 8 Science Chapter 3 Synthetic Fibres and Plastics. (a) Cotton (b) Nylon (c)Jute (d)Wool Answer. All of them. Which is a thermosetting plastic? The valence of an element or radical is A fiber is collected at a crime scene. Synthetic Fibres and Plastics M ULTIPLE C HOICE Q UESTIONS 1. Another way to prevent getting this page in the future is to use Privacy Pass. The fibres which are obtained by blending natural and synthetic fibres are called (a) joint fibres (b) mixed fibres (c) real fibres (d) artificial fibres 2. Free Question Bank for 8th Class Science Synthetic Fibers and Plastics Synthetic Fibres and Plastics The nylon fibers are elastic, strong and water resistant. Cotton, jute and wool are natural fibres. User: what's 307, 495 rounded to the nearest ... Weegy: Balls mean confidence and the ability to deal with dangerous or difficult situations. https://www.weegy.com/Home.aspx?ConversationId=Y6CNQLRH&Link=i Which of the following is a synthetic fiber? Which of the following events directly led to the War on Terrorism? Which of the following fibre is synthetic: (a) cotton (b) jute (c) nylon (d) silk. A synthetic fiber is shiny and silky, while natural fibers are always dull and rough. It is a superior type of synthetic fiber, which is truly artificial, as it does not use any natural fiber as its raw material. Report an issue . Synthetic fibres which has set a revolution in textile industry has its own advantages and disadvantages: The advantages of synthetic fibres are: (i) When compared to natural fibres, the fabrics of synthetic fibres are readily available, less expensive and more durable. answer choices . The fibres are then separated from the stem in long strands and washed in clear, running water. Explain the difference between thermoplastic and thermosetting plastics. 3._____plastics do not become soft on heating and cannot be reshaped. A motif is a symbolic element that appears repeatedly in a particular story. B. Polyester. Write its uses and properties. After harvesting, the stalks of jute plants are bundled together and soaked in water for about 20 days. Wool. Check Answer and Solution for above Chemistry question - Tardigrade 30 seconds . 4. They are naturally grown. It is easy to dye in a wide range of colours. What level of setting in a story takes place inside the character's mind? Viscose fibre is obtained from the cellulose; versatility allows imitating materials such as cotton or silk. Rayon . Answer. The lesson covers the complete explanation of class 8 Chapter 3 Synthetic Fibres and Plastics.Topics covered are Introduction to fibres, kinds of fibres. The synthetic fibre A is chemically a polyamide. d) Wood 8 Bakelite and Melamine are examples of. A/an _______ is a symbolic element that appears repeatedly in a particular story. Report Question Incomplete/Wrong Wrong Options Wrong Answer Wrong Solution Spelling Mistake Image Missing Website not working properly Other. Nylon-6, Nylon-6, 6 and Nylon 6, 10 are synthetic fibre or man … Download CBSE Class 8 Science Synthetic Fibres and Plastics MCQs in pdf, Science chapter wise Multiple Choice Questions free, Chapter 3Synthetic Fibres and Plastics 1 A chain of small chemical units combined to form a large single unit is called ____a) Polymerb) Polyc) Polythene Terrywool. 2 Answers/Comments. 3. whereas the synthetic fibre B contains a large number of ester groups. Which of the following is a source of rayon? Join The Discussion . If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. C. Acrylic. Explain why plastic containers are favoured for storing food. The synthetic fibre A is chemically a polyamide whereas the synthetic fibre B contains a large. A. Nylon. Get an answer. D. Silk. SURVEY . Polyester 3. 5. 1 year ago . Rating. All of the following are synthetic polymer fibers, except: Rayon. a) Woolen clothes. After harvesting, the stalks of jute plants are bundled together and soaked in water for about 20 days. 1)Natural fibres:The fibres obtained from plants and animals.. For Ex:Cotton,flax,jute,wool,silk.. 2)Synthetic fibres:They are made by human beings.. For Ex:Rayon,nylon,polyester,acrylic etc.. A polymer is a very big molecule formed by the combination of a large number of small molecules.. The synthetic fibre A is chemically a polyamide whereas the synthetic fibre B contains a large. The synthetic fibre A is chemically a polyamide whereas the synthetic fibre B contains a large. Question. whereas the synthetic fibre B contains a large number of ester groups. (i) The fabric terywool is obtained by mixing terylene and wool. All of the above. All of them. 4. Updated 6/10/2016 7:34:58 PM. D Nylon-6, 10. SURVEY . Here we have given NCERT Exemplar Class 8 Science Chapter 3 Synthetic Fibres and Plastics. Paint. 3. acrylic. Which of the following is a source of rayon? (iii) It is risky to wear synthetic clothes … All questions and answers from the Living Science 2019 2020 Book of Class 8 Science Chapter 3 are provided here for you for free. Answer (c) nylon Nylon is synthetic whereas cotton, jute and silk are natural fibres. 8)Synthetic fibres do not shrink. D. Silk. 2 Which of the following is a source of rayon? […] 1)Natural fibres:The fibres obtained from plants and animals.. For Ex:Cotton,flax,jute,wool,silk.. 2)Synthetic fibres:They are made by human beings.. For Ex:Rayon,nylon,polyester,acrylic etc.. A polymer is a very big molecule formed by the combination of a large number of small molecules.. (a) Wool (c) Wood pulp (b) PET (d) Silk 3. 2. Option 3: Starch. The small molecules which join together to form a polymer is called … Class 8 Science Chapter 3 MCQ (Multiple Choice Questions) of Synthetic Fibres and Plastic. Categorise the materials of the following products into ‘can be recycled’ and ‘cannot be recycled’. Also write the false statements in their correct form. Answer: Nylon, terylene, PET, acrylic, teflon, etc. Join The Discussion. B. Rayon Synthetic Fibres and Plastics Class 8 Science Chapter 3 as per NCERT Book used in CBSE and other Schools. 3. Explain why some fibres are called synthetic. Acrylic a synthetic fibre which is known as artificial wool. 8. The fibres which are obtained by blending natural and synthetic fibres are called (a) joint fibres (b) mixed fibres (c) real fibres (d) artificial fibres 2. answer choices . —– synthetic ——-fibre on burning, smells like burning paper. The small molecules which join together to form a polymer is called … synthetic fibres is actually conservation. Obtained from petrochemicals way to prevent getting this page in the following Questions: question 1 hereto an! 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