which of the following is a conductor
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Conductors conduct electrical current very easily because of their free electrons. Insulators oppose electrical current and make poor conductors. Some common conductors are copper, aluminum, gold, and silver. Some common insulators are glass, air, plastic, rubber, and wood.
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We know that metals are good conductors of heat and electricity. As tungsten is a metal, it is a good conductor of electricity. Also, it is very hard and has very high melting point. Because of its high thermal stability and good conductivity properties it has many uses in electronic devices. It is also used as filaments in bulbs and vacuum tubes.
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