which of the following is used as a filament? why silver , copper, nichrome, nickel, tungsten.
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Tungsten has a high melting point of 3695K, lowest vapour pressure and great tensile strength out of all the metals. Since it can reach high temperature before melting, it is used for light bulb filaments. ... The metal tungsten is used for the filaments in incandescent bulbs.✌️✌️
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it is tungsten because it has high melting point
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