Other poor conductors include titanium, lead and chromium. Which one of the following metals is the poorest conductor of electricity? C. inside the field windings B. in the rear end bell. Log in ... See answers tajminar321 tajminar321 LEAD IS THE POOREST CONDUCTOR OF HEAT. An insulator actually works by trapping energy. More answers like this. Silver also has the highest thermal conductivity of any element & the highest light reflectance. Other than being poor conductors, many of the nonmetallic elements share very little else in common. Other metals with a high level of electrical conductivity are copper and gold. lead lies in group 14 of the modern periodic table. . À tout moment, où que vous soyez, sur tous vos appareils. . How satisfied are you with the answer? Lead B. Tin C. Aluminum D. Zinc . Answer verified by Toppr. Which one of the following metals is the poorest conductor of electricity? Silver also has the highest thermal conductivity of any element and the highest light reflectance. Stainless steel is another one that is a poor conductor of heat, and you use this often in everyday life! True or False? Publishing platform for digital magazines, interactive publications and online catalogs. Which Metal Is the Best Conductor of Electricity? Metals are good conductor of electricity but poor conductor of heat. However, there are metals with relatively high resistivity among them, and some are used for resistors. Copper will transfer the most heat, followed by brass. We are metal experts and have been providing quality customer service and products since 1985. Silver is the best conductor of electricity because it contains a higher number of movable atoms (free electrons). 0 Answers/Comments. User: Which one of the following metals is the poorest conductor of electricity?A. Asked 2/8/2018 10:23:21 AM. Question 8. The poorest conductor of heat among metals is Bismuth. Which metal is the best conductor of heat and electricity. metallic characters decrease, as we move left to right in the periodic table. Which one of the following metals is the poorest conductor of electricity? Compressed clay - Traditional stamped clay 12. D. mercury. Terrace cover - Clay bricks 13. The poorest conductor of heat among metals is Bismuth. At Metal Supermarkets, we supply a wide range of metals for a variety of applications. When the total current through the fuse's resistance makes too much heat, then the fuse link melts, and protects the rest of the circuit by opening it, and turning of the power to that circuit. Find an answer to your question “Which one of the following metals is the poorest conductor of electricity? An example of a bad insulator is glass. ...” in Computers & Technology if the answers seem to be not correct or there’s no answer. D. inside the stator windings. s. Expert answered|Score 1|Janet17|Points 33999| Log in for more information. b) Mercury is the poorest conductor of heat among metals. View solution. Lead is malleable, it is easily bent, soft, dense and a poor conductor of electricity. Silver is the best conductor of heat and electricity. Gold & copper both come respectably close to silver. What is the best conductor of electricity and heat? Compared to other metals, lead is a poor conductor of heat while gold, silver, platinum are good conductors of heat. Convert documents to beautiful publications and share them worldwide. What are some poor insulators? One common example of a poor electrical conductor is lead. Silver is the best conductor of both heat & electricity among metals with a thermal conduction value of about 430 W/(mK). No metal can be bad conductor of electricity, in the sense of being an insulator. Profitez de millions d'applications Android récentes, de jeux, de titres musicaux, de films, de séries, de livres, de magazines, et plus encore. C. lead. Which one of the following elements is the poorest conductor of heat. Question 9. Other poor conductors include titanium, lead and chromium. . Answer verified by Toppr. Which metal is most sonorous. To my knowledge, silver is the best conductor of both heat and electricity among metals with a thermal conduction value of about 430 W/(mK). Answer verified by Toppr. Among metals, the poorest conductor of heat is: View solution. Metal Supermarkets is the world’s largest small-quantity metal supplier with over 85 brick-and-mortar stores across the US, Canada, and United Kingdom. Tin C. Lead B. Zinc D. Aluminum Weegy: Lead is the poorest conductor of electricity in the list. For example, a wire is an electrical conductor that can carry electricity along its length. Edge strips terrace - Natural stone masonery 14. Name a non-metal that is : a good conductor of heat and electricity hardest naturally ... used for cancer therapy liquid at room temperature. Hope it helps you. By Staff Writer Last Updated Apr 5, 2020 7:34:38 PM ET. Answer (c) lead Lead is the metal which is poorest conductor of heat. Login. Lead B. Tin C. Aluminum D. Zinc Lead is the poorest conductor of heat as it conducts heat very slowly so it acts as an insulator and used as lead coolant rods in many reactions. View solution . Upvote (16) Was this answer helpful? Expert answered|Score 1|Janet17|Points 37065| User: One millivolt is equal to Question. The metal which is poorest conductor of heat is: (a) mercury (b) zinc (c) lead (d) copper. Expert Answer: The most ductile metal is platinum. Updated 131 days ago|8/30/2020 9:03:08 PM. Conductivity is measured by an element's ability to transmit energy. Although silver and gold have same number of valence electron but gold has a preceding f-orbital from the actinide series. Property of producing sound by metals is called: (a) malleability (b) sonority (c) ductility (d) none of these. The poorest conductor of heat among metals is Bismuth. The most malleable metal is gold. Answer . Steel. A. sodium. . All nonmetallic elements are generally poor conductors of heat and electricity. Lithium Nickel Metal Oxide Li[Ni 1−x M x ]O 2 cells have a high capacity, high discharging rate and relatively low cost [92], [94].
(b) Name a non-metal which exists as a liquid at room temperature. And most ironically, Mercury, the liquid metal used in thermometers! Solid mercury is malleable and ductile and can be cut with a knife. Silver Conductivity “Silver is the best conductor of electricity because it contains a higher number of movable atoms (free electrons). Answered by | 16th Sep, 2015, 06:12: PM. Medium. . Stainless steel is another one that is a poor conductor of heat, and you use this often in everyday life! (b) for making electric wires? Which of the following is the poorest conductor of electricity ? B. zinc. Silver is the most sonorous metal. Stainless steel is another one that is a poor conductor of heat, and you use this often in everyday life! Karishmapatil2005 Karishmapatil2005 Answer: metal best conductor of heat is Copper. In metals such as copper or aluminum, the movable charged particles are electrons. View solution. I am already marked as the brainliest Shrabastee1 Shrabastee1 An example of metal which is a poor conductor of electricity is lead. MAURO CATEB/CC-BY 2.0 . Steel is the poorest conductor of heat. Stainless steel is another one that is a poor conductor of heat, and you use this often in everyday life! The poorest conductor of heat among metals is Bismuth. Which metal is most luminous.
(a) Name a lustrous non-metal. They are non-lustrous, non-sonorous, non malleable and are coloured. Although it is the best conductor, copper and gold are used more often in electrical applications because copper is less expensive and gold has a much higher corrosion resistance. 0 votes . Non-metals are usually poor conductors of heat and electricity. Lead has less metallic character, so it is a poor conductor of heat. Upvote (2) Was this answer helpful? Name a non-metal that is : a good conductor of heat and electricity. Lead is the poorest conductor of electricity in the list. For a material to be a good conductor, the electricity passed through it must be able to move the electrons; the more free electrons in a metal, the greater its conductivity. A. Tin B. Zinc C. Lead D. Aluminum The brushes and brush holders of a DC motor are normally mounted A. in the front end bell. Title: Dictionnaire Larousse Grand Anglais, Author: Editions Larousse, Length: 157 pages, Published: 2011-09-30 Metals are defined as being good conductors of both electricity and heat. There are alloys that are created that may include lead, and are used in fuses. Other poor conductors include titanium, lead and chromium. Lead being metal is a bad conductor of electricity and heat. Gold and copper both come respectably close to silver, and with Copper being significantly less costly it is often chosen over silver in many applications. Find an answer to your question give an example of metal which is a poor conductor of heat 1. Positive charges may also be mobile, such as the cationic electrolyte(s) of a battery, or the mobile protons of the proton conductor of a fuel cell. 603 views. a) Carbon b) Steel c) Silver d) Aluminium
(c) The allotrpic form of a non-metal is a good conductor of electricity . All Activity; Questions; Unanswered; Categories; Users; Ask a Question; Ask a Question. Which metals are the best conductors of heat? Register; Studyrankersonline . A. There are only 17 nonmetallic elements, while more than 75 percent of the known elements are either pure metals or metalloids, which are better conductors of heat and electricity to a varying degree. Answer (b) sonority Sonority is the property of producing sound by metals. And most ironically, Mercury, the liquid metal used in thermometers! Metals are good conductor of electricity because they contain free electrons.These free electrons can move easily through the metal and conduct electric current. answr. Generally speaking, Metals are good conductors of heat (and electricity, for that matter). Compared to other metals, it is a poor conductor of heat, but a fair conductor of electricity. Asked by gpjain11 | 16th Sep, 2015, 06:00: PM. In general, if a material is a good conductor of electricity, then it is a good conductor of heat. Which property of copper and aluminium makes them suitable : (a) for making cooking utensils and boilers? Remember. Gold and copper both come respectably close to silver, and with Copper being significantly less costly it is often chosen over silver […] Try a smart search to find answers to similar questions. Explanation: Mercury is a heavy, silvery-white liquid metal. f-orbitals are very densely packed compared to even d-orbitals (silver, transitional metals). Clay and stone filling 11. Bismuth and tungsten are two metals which are poor conductors of electricity. . A: To my knowledge, silver is the best conductor of both heat and electricity among metals with a thermal conduction value of about 430 W/(mK). 4)Metals are lustrous This means they have shiny surface. And most ironically, Mercury, the liquid metal used in thermometers! How does wool slow the transfer of heat? 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