Free riding (also known as Freeriding or Free-riding) is a term used in stock-trading to describe the practice of buying and selling shares or other securities without actually having the capital to cover the trade. In a cash account, a free riding violation occurs when the investor sells a stock that was purchased with unsettled funds.
The metal in electric wire is called the conductor. Many materials are used to transmit electrical energy, but those most frequently used are copper, copper-covered steel, hâ¦igh strength copper alloys, and aluminum. i was thinking copper. Silver is the best electrical conductor but its cost prevents its use in ordinary wiring. copper is the next best, with aluminium third. For house wiring copper is almost uni â¦ versal. For overhead power lines aluminium is preferred for its lower density which reduces the cost of overhead lines significantly although slightly larger conductors must be used for a given amount of power.
Some materials let electricity pass through them easily. These materials are known as electrical conductors. Many metals, such as copper, iron and steel, are good electrical conductors. That is why the parts of electrical objects that need to let electricity pass through are always made of metal.