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Byju's Answer
Standard VII
Physics
Applications of Thermoelectricity
An electric b...
Question

An electric bulb works on which of the following principles:


A

Magnetic effect of electric current

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B

Heating effect of electric current

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C

Chemical effect of electric current

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D

Magnetic and Heating effect of electric current

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Solution

The correct option is B

Heating effect of electric current


In a bulb, the filament gets heated up and starts glowing. So it makes use of the heating effect of current.


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