give one word question ?which effect of current does the filament in electric bulb utilize
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The filament of an electric bulbconsists of tungsten with a high melting point. A filament is enclosed in a glass envelope which is filled with nitrogen and argon gas. Since the resistance of thin filament is very high, amount of heat production is large same as the electric current that flows through the filament.
This effect is known as joule heating
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one word answers
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joule heating
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Answer:
The effect is known as Joule heating and is expressed by the relation,
P=I2R
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