Question

discuss the construction and working of electric bulb

Answer 1

Construction. Incandescent light bulbs consist of an air-tight glass enclosure (the envelope, or bulb) with a filament of tungsten wire inside the bulb, through which an electric current is passed. Contact wires and a base with two (or more) conductors provide electrical connections to the filament

Answer 2

Working of electric bub
# An electric bulb has a very thin metal wire called filament
#The filament heats up when an electric current pass through it
#It heats up so much and gives out light

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