Now an insulator is a material that does not conduct electricity easily (although it is still possible) while a conductor easily conducts electricity.Answer and Explanation: Contrary to popular belief, water is in fact an insulator. By itself, ultra pure water can actually have resistances of ove...
No, pure water doesn’t conduct electricity; by itself, it is a poor conductor of electricity. However, water contains charged ions and impurities that make it a very good conductor of electricity. You may have heard this about water and electricity: water conducts electricity. This ...
A conductor, or electrical conductor, is a substance or material that allows electricity to flow through it. In a conductor, electricalchargecarriers, usuallyelectronsor ions, move easily fromatomto atom when voltage is applied. Most metals like copper are considered good conductors, while nonmetals...
The thermal and electrical conductivity of all metals is high compared to nonmetallic substances, such as plastics and ceramics, rocks, and solid salts.The aluminum foil, steel wool, paper clip, copper, charcoal stick, and graphite pencil were good conductors and displayed metallic properties. The...
一道专四语法题There is not a conductor ___ resists the flow of the electrical charges.A. which B. but C. that D. it请写出翻译和解析 谢谢. 答案 b==there is not a conductor that / which does not resist the flow of the electrical charges.每个导管都会导电there Is no boy but likes...
An electrical conductor is provided with an electrical insulation (11) surrounding the conductor (10) and a surrounding protective layer (12) which protects the insulation against degradation caused by corona. The protective layer consists of an organic polymer containing at least 10 per cent by ...
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An electrical conductor is generally a metallic material that freely conducts electrical current. The best conductor is silver, followed by copper, and then aluminum. Copper is used in virtually all electronic equipment due to its low resistivity, relatively low cost, corrosion resistance, solderability...
(1)词义猜测题。根据第二段Graphene,a material made from a single layer of carbon atoms,is a good electrical conductor resistant to heat and acids.But a working graphene semiconductor which can be controlled to conduct or separate electricity at will,
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