WebAug 2, 2024 · To attribute to an aluminium conductor the same resistance as a copper conductor, the cross-sectional area of the aluminium conductor must become larger to … WebSpecific resistance of aluminum is more than that of copper. Which of the following statement is correct. A. Mass of copper and aluminium wire are same. B. Mass of copper …
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WebMar 3, 2024 · A = Area. Aluminium wire has more resistivity than copper and resistance directly proportional to the length and inversely proportional to the area. So, an aluminium wire with more length and the lower area offers high resistance. From the options, an Aluminium wire of 8 m and 1 mm 2 has the highest resistance. Download Solution PDF. WebClick here👆to get an answer to your question ️ The resistivity of aluminium is twice that of copper and its density one third that of copper. The ratio of the resistances of aluminium … how a family can be blessed
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WebDec 26, 2012 · This table presents the electrical resistivity and electrical conductivity of several materials. Electrical resistivity, represented by the Greek letter ρ (rho), is a measure of how strongly a material opposes the flow of electric current. The lower the resistivity, … A semiconductor is a material that has certain unique properties in the way it … Units and Notation for Electrical Current . The SI unit of electrical current is the … The two types of physical properties of matter are intensive properties and … Materials With Good and Poor Electrical Conductivity . Metals and plasma are … In January 1986, Karl Muller and Johannes Bednorz made a discovery that … How well a given material allows charge flow depends not only on its composition … One way to think of this conceptually is that as a current, I, flows across a resistor (or … Unique Mineral Qualities . Most diamonds are extremely efficient thermal … WebElectric Wire - Resistance - Electric resistance in wire made of Copper, Aluminum, Brass, Constantan, Nichrome, Platinum, Silver or Tungsten. Electrical Conductivity - Elements and other Materials - Electric conductance is the ability of … http://www.megaconverter.com/mega-info/mcinf029.htm how a family is made