electic lamps

السلام عليكم ورحمة الله وبركاته
شرح the types of electric lamps
The electric bulb
Electric bulb: is the tool which converts the electric energy into light energy
Types of electric bulb: The light bulb - Fluorescent lamp

First the light bulb: it is used in houses, cars, and torch
Its components
1- The filament: made of tungsten because it has high melting point
It also glows and emits light when electric current passes through
2- The glass bulb: filled with inert gas to increase the life of the filament
3- the base of the lamp: made of lead and has two connecting point to connect the bulb in the electric circuit
There are two types of the bases nail base and spiral base
[ندعوك للتسجيل في المنتدى أو التعريف بنفسك لمعاينة هذه الصورة]

Second the fluorescent lamp: it is used in houses, offices and decorating commercial stores
Its components:
Glass tube: filled with argon gas and a little of mercury -
The inner surface is painted with phosphoric material
- Two filament of tungsten: one at each end of the tube
- Points of connection
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