why are saucepan handles made of thermosetting plastics

Pressure cookers are quite heavy even without the metal handles. Q. The electric current does not pass through such plastics. A .saucepan handles : Saucepans are used for cooking food,this involves heating of utensils. View Answer. The bakelite is a thermosetting plastic. Explain why the following are made of thermosetting plastics. * They can be quite heat resistant. Answer: Melamine is a versatile material. Explain why the following are made of thermosetting plastics. Also, thermosetting plastics such as bakelite are poor conductors of heat. (a) the handles of a saucepan are made of thermosetting plastic because it is a bad conductor of heat and does not get heated up while cooking. MEDIUM. a) Saucepan handles. Types of Plastics. | EduRev Class 8 Question is disucussed on EduRev Study Group by 119 Class 8 Students. Of course, some saucepans do still have metal handles so that they can be used on the hob and in the oven too. (a) Saucepan handles (b) Electric plugs/switches/plug boards. (a) Saucepan handles (b) Electric plugs/switches/plug boards . synthetic fibers and plastics; class-8; Share It On Facebook Twitter Email. MEDIUM. If the pan has a wooden or plastic handle, it should not be used in an oven. 26 views. Explain why the following are made of thermosetting plastics. If you heat up a thermosoftening polymer it typically becomes a viscous fluid. Thermoplastic properties: When you heat thermoplastics, the molecules do not chemically bond with each other. Why Saucepan handles & electric plugs/switches etc. Which material is recommended ? Q7. View Answer. (b) Electric plugs/switches/plug boards. 2020-2021 cbse chapter 3 class 8 science class8 ncert science synthetic fibres and plastics. Q7 Explain why the following are made of thermosetting plastics a Saucepan handles b Electric plugsswitchesplug boards. A good quality saucepan will likely have a metal handle that is wrapped in plastic. The electric current does not pass through such plastics. 2. Answer. It resists fire and can tolerate heat better than other plastics. The products made up of this type of. Plastics are a group of important materials. What thermosetting plastic is used to make saucepan handles? Hi buddy thank you for asking this question ,the handles of a saucepan aremade of thermosetting plastic because it is a bad conductor of heat and does not get h… 1. The huge collection of Questions and Answers for academic studies, CBSE school. View Answer. b) Bakelite is a kind of thermosetting plastic which is a bad conductor of heat and electricity. 1. (b) Thermosetting plastics such as bakelite are poor conductors of heat and electricity. Explain why the following are made of thermosetting plastics. View Answer. They are long-chain molecules called polymers and can be made by joining many monomer units together in a process called polymerisation. Certain plastics have properties that make them perfect for cookware: * They can be easily molded into a shape that’s comfortable. Because these resins have good electrical characteristics, they were used for switches and sockets of electric lamps. (a) Saucepan handles (b) Electric plugs/ switches/ plug boards. NCERT Solutions Class 8 Science Chapter 3 Synthetic Fibres And Plastics. Explain why Saucepan handles are made of thermosetting plastics. non stick cook ware are coated with special plastic, not made of plastic. ← Prev Question Next Question → 0 votes . Ask your question. following are few reasons why handles are made of plastic. (b) Electric plugs/ switches/ plug boards are saucepan is made of thermosetting plastic because it is a bad conductor of electricity. Why are electric witches, plugs and sockets made of thermosetting plastics? Saucepan handles Answer: Thermosetting plastic is fire-resistant and can withstand very high temperature. Or a metal handle with wood fitted on to it. 835 views. Using plastic is both cheaper and easier to handle than metal. Thermosetting plastics such as bakelite are poor conductors of heat and electricity. View Answer. Thermosetting plastics Thermosetting plastics can only be heated and shaped once. Explain why the following are made of thermosetting plastics. Thermosetting plastics, however, harden permanently after being heated once. Separate polymers are joined in order to form a huge polymer. In thermosetting plastic, the polymer chains form strong cross linked covalent bonds that make it very rigid and hard. 8. 1 2 3. Wiki User Answered . View Answer. Join now . Match the following: … Whether a saucepan can be used in an oven usually depends on the type of material from which the pan's handles are made. The handles of saucepans are made of thermosetting plastics because it is a bad conductor of heat and so, do not get heated up while cooking. Ans. Join now. It has more resistance to heat than thermoplastics. Revise with Concepts. Click to find video solution The handles if saucepans are made up if thermos plastic as it is an insulator and prevents heat to flow through it and the electric plugs are also made up of thermos plastic as it is also an insulator of electricity by which we do not get a shock. Explain why, frying pan handles are made of thermosetting plastics. (a) Saucepan handles (b) Electric plugs/switches/plug boards. asked Nov 10, 2017 in Chemistry by jisu zahaan (29.7k points) Explain why the following are made of thermosetting plastics. Ans. Instead, thermoplastic chains are held together by van der waal forces, weak attractions between molecules. Such handles do not heat up during cooking. answered Jun 20 by Renu01 (52.6k points) selected Jun 20 by BhratJha . Still, most saucepans on the market nowadays have plastic or wooden handles. ← Prev Question Next Question → 0 votes . ? 7 Explain why the following are made of Thermosetting plastics. Why are electric witches, plugs and sockets made of thermosetting plastics? View Answer. Due to this, saucepan handles are made of thermosetting plastic. Thermosetting Plastics. Bakelite is a poor conductor of heat and electricity. Nov 19,2020 - Explain why saucepan handles are made of thermosetting plastic? (b) Electric plugs/ switches/ plug boards are saucepan is made of thermosetting plastic because it is a bad conductor of electricity. These two terms generally refer to what happens if you heat up a polymer. Which among the following plastic does not belong to either thermoplastic or thermosetting? Class 8 - Science - Synthetic Fibres and Plastics . 8. View Answer . 2012-03-29 00:46:39 2012-03-29 00:46:39. Saucepan handles are made of thermosetting plastics because these plastics do not get softened on heating. 1 Answer +1 vote . Plastics which when moulded once, cannot be softened by heating. all cook wares are made of metals because they have to conduct heat to cook. The reason why a plastic cup placed inadvertently near the fire becomes deformed is that it is made of a thermoplastic resin. 1 Answer +1 vote . Bakelite, the thermosetting plastic, doesn’t weigh much either – which helps keep the total weight of the unit down. VIEW MORE. Moreover it does not get softened due to heat. Asked by Wiki User. Example of this kind of thermosetting is Melamine.b) Thermosetting plastics such as bakelite are poor conductor of heat and electricity. If re-heated they cannot soften as polymer chains are interlinked. Explain why the following are made of thermosetting plastics. asked Jun 20 in Chemistry by BhratJha (44.3k points) closed Jun 20 by BhratJha. (a) Saucepan handles (b) Electric plugs/switches/plug boards. The main thermosetting plastics are epoxy resin, melamine formaldehyde, polyester resin and urea formaldehyde. Handles of frying pans and knobs of pot lids are made of thermosetting resins. Bakelite. View Answer. Log in. (a) Saucepan handles are made of thermosetting plastics because these plastics do not get softened on heating. Question 7: Explain why the following are made of thermosetting plastics. View Answer. State, whether the following statements are True or False. These are called thermosetting plastics. They are either glasses or semicrystalline materials than will melt. Explain why the following are made of thermosetting plastics. synthetic fibers and plastics; class-8; Share It On Facebook Twitter Email. Here on AglaSem Schools, you can access to NCERT Book Solutions in free pdf for Science for Class 8 so that you can refer them as and when required. a) Saucepan handles are made of thermosetting plastics because it resist fire and tolerate heat better than other plastics. It is used for making saucepan handles. (a) Saucepan handles Because the plastic is the poorest conductor of heat (That means it doesn't heat up when it touches something that's hot). Log in. So it is easier to handle the utensil while cooking. MEDIUM. Also, thermosetting plastics such as bakelite are poor conductors of heat. Typically, saucepans are made with a heat-resistant plastic handle, because metal handles conduct heat, making it easier to get burned if the cook isn't careful. That's why handles are made up of thermosetting plastics so that they do not melt on heating Top Answer. 4; NCERT Solutions for Class 8 Science Chapter 3 Important NCERT Questions 8th Chapter 3 Synthetic Fibres and Plastics NCERT Books for Session 2020-2021 CBSE Board and State Bord Questions No: 7 Part: A. After given a shape, they can’t be remolded or softened. Thermoforming and thermosetting polymers Types of polymers and their uses Most polymers are formed by processing crude oil but they can be made from both natural and synthetic resources. r made from Thermosetting plastics. Electrical plugs, switches and plug-boards are made up of thermosetting plastics because it is a bad conductor of electricity. b) Electric plugs/switches/plug boards. Therefore, they are used for making electric plugs, switches, plug boards, etc. (a) the handles of a saucepan are made of thermosetting plastic because it is a bad conductor of heat and does not get heated up while cooking. A person has to make electric switches and plugs. (a) Saucepan handles. (a) Saucepan handles (b) Electric plugs/switches/plug boards. Visually speaking, thermoplastic chains are clumped together like a ball of tangled yarn. Soln: a) Thermosetting plastics are used to make saucepan handles because they are bad conductors of heat and also on heating, these plastics do not get softened.

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