Question

the filament of the bulb is very thin and coiled . give reason

Answer 1

Answer:

Filaments in incandescentlight bulbs are made of tungsten. When electric current goes through the filament, the filamentglows. It may also be known as the electron emitting element in a vacuum tube. To make the bulb produce more light, the filament is usually made of coils offine wire, also known as the coiled coil.

Answer 2

Answer

Filaments in incandescentlight bulbs are made of tungsten. When electric current goes through the filament, the filamentglows. It may also be known as the electron emitting element in a vacuum tube. To make the bulb produce more light, the filament is usually made of coils offine wire, also known as the coiled coil.