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प्रश्न
Which metal is used to make the filament of an electric bulb?
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उत्तर
Tungsten metal is used to make the filament of an electric bulb.
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संबंधित प्रश्न
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An electric kettle of 2 kW is used for 2h. Calculate the energy consumed in
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The graph of voltage vs current for four different materials is shown below.

Which of these four materials would be used for making filament of bulb?




