Sagot :
Answer:
A filament lamp is a common type of light bulb. It contains a thin coil of wire called the filament. This heats up when an electric current passes through it, and produces light as a result. The resistance of a lamp increases as the temperature of its filament increases.
Explanation:
hope it helps
correct me if i'm wrong
Answer:
A thin wire used in lightning devices which convert ekectrical energy to light enegy is called filament.
The filament should have following characteristics:
- high resistance
- high melting point
Explanation: