Your email address will not be published. Question.2 Fabrics means? Yarns are usually twisted tightly by the rollers to hold the fibres together. The process where the cotton fibers are drawn out and being twisted. Cotton wool: Cotton wool is obtained from cotton plant. Bowed fabric: Filling yarns dip in the center of the fabric. Plucking – Cotton in ball are plucked. Ans. Answer: Yarns are made up of thin strands called fibres. Sturdier fabrics like denim use a tighter weave. yarn is a spun thread which is used for weaving or knitting fabrics. The Fabric Making Process in 3 Steps. Weaving, production of fabric by interlacing two sets of yarns so that they cross each other, normally at right angles, usually accomplished with a hand- or power-operated loom. This is the process of spinning. Cotton bolls are fruits of cotton plants. Synthetic fibres are from chemicals. cotton, linen, wool or cut synthetic fibres. Question.3 Give names of some fabrics around your surroundings: How are yarns made from the cotton ball? These materials vary in their sizes and texture and form a suitable for knitting, weaving or otherwise intertwining to form textile fabrics. The roving is then spun by machine or hand into yarn or thread. Q.5. Spinning is the process of making yarn from fibres. It has a spinning rotor as the main component that uses slivers to spin yarn in a direct manner. These fibres may be natural, manufactured, or both. In which the yarns are made of thin strands. Ans: the process of having two yarns together so that to make a single fabric is called as weaving. Ans: Ans: When it is pulled the single yarn gets pulled out continuously as the fabric gets congested, knitted fabrics make socks from a single yarn. Spinning: The process of making yam from fibres. Monofilament yarns consist of a single long continuous filament. F 4. Ans. For more information about this yarn to fabric process, stay tuned with BYJU’S Biology. What do you observe in tailoring shop? In this process, fibres from a mass of cotton wool are drawn out and twisted. Give the steps involved in the preparation of fabrics: Ans: The following steps are used in the preparing fabrics: (i) Obtaining fibre Knitting is a method by which yarn is manipulated to create a textile or fabric. (ii) Spinning where you obtain the yarns, Gives 2 sets of yarns thus, yarns are woven to make a fabric. Q.5. Some module feeders have giant conveyors moving the modules into stationary heads. These are called crochet, tatting (1 needle with a hooked end), or knitting ( two or more needles with smooth pointed ends). Fabric are made from yarn by two main processes : 1 Weaving. Give some examples. A liquid substance of cellulose is forced through a metal cap or nozzle called spinneret. Ans: By hands and by machines are two methods of knitting. Once in the cotton gin, t… Textile manufacturing is a major industry.It is largely based on the conversion of fibre into yarn, yarn into fabric.These are then dyed or printed, fabricated into clothes which are then converted into useful goods such as clothing, household items, upholstery and various industrial products.. Production of Rayon Filament- the Basic Method The basic method of producing rayon filament is similar to the natural silk manufacturing process followed by the silk worms who transform the cellulose of mulberry trees into two fine filaments. Q9.Comment what happened to people when they began to settle in agricultural communities? To get strong yarn from fibre, Takli (Fig. The process of making yarn from fibers is called spinning. Ans: The synthetic fibres are basically from chemical substances thus are not obtained from the plants and animal sources. The distance the yarn covers is called a "float." Q.2. Question.8 The 2 synthetic fibres are: Ans: A single yarn which is used to make a piece of fabric, this process is called knitting. this brings the fibers … silk and synthetics. This is a process called the open end spinning method of yarn manufacturing. • Handlooms or power looms are used in weaving fabrics. Once the fabric had been woven and taken off the loom it would be subjected to a fulling process. Wool from the hair of animals like sheep or goat. 81 Science VI Class converted into yarn. Q.4 Jute and cotton are obtained from which part of the plant? In this process,fibers from a mass of cotton wool are drawn out and twisted. Q6. Question.14. Question.12. That is reason for which burning of wool smells like burnt hair. Q11. Spinning- It is a process of making fibres. The process of arranging two sets of yarn together to make a fabric is called weaving. 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