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Which material is used for for filament in tungsten lamp?

i believe it is cadnium.


Do incandescent bulbs contain a filament of platinum?

No, incandescent bulbs typically contain a filament made of tungsten. Platinum is a rare and expensive metal that is not commonly used for this purpose due to its cost and lower melting point compared to tungsten.


What is the metal of a light bulb made of?

The wire inside of an electrical light bulb is called a "filament". The word filament comes from the Latin word "filum" which means "thread". In various fields there are many different types of filaments with different uses, however the ones inside of light bulbs are made out of tungsten and work by super-heating by passing electricity through it.


What element is in an incondescent light bulb filament?

The filament in an incandescent light bulb is typically made of tungsten. Tungsten is a metal with a high melting point that allows it to produce light and heat when an electric current passes through it.


Who invented the tungsten filament lamps?

Thomas Edison It was actually Irving Langmuir (of General Electric), also an American. Edison's incandescent lamp used a carbon filament, as did that of his contemporary, England's Joseph Swan who got there before Edison (who invented a longer lasting carbon filament). William Coolidge improve on Langmuir's filament by making it longer (the familiar twisted shape) and brighter. Humphrey Davy had invented a platinum filament way back in 1809 that worked, but was too expensive for commercial use. Those that followed him failed to cotton on to the use of a metallic filament and went for carbon instead. What Tomas Edison can claim is the 'development' of a commercially useful light bulb using a carbon filament - though this was superseded by the tungsten filament not long after.

Related Questions

How do tungsten-halogen bulbs generate light?

Inside a tungsten-halogen bulb, electrons flow through a tungsten filament. The filament heats up and emits light.


Which material is used for for filament in tungsten lamp?

i believe it is cadnium.


Light bulb filament?

What is Tungsten


What is in filament of light bulbs?

tungsten


Why do lightbulbs burn out?

They burn out from 1) the rapid heating and cooling of the Tungsten filament, and 2) from the tungsten atoms being released from the metal filament by way of the extremely high temperatures. Eventually the tungsten metal fails and the filament breaks.


Sentence with filament?

Filament was made from plastic. The filament was very stable and smooth.


What gives off light in tungsten light bulbs?

Tungsten light bulbs produce light when an electric current heats a tungsten filament to a high temperature, causing it to glow and emit light. The tungsten filament is housed in a bulb filled with an inert gas, such as argon, which helps prevent the filament from evaporating too quickly.


What is the filament in the light bulb called?

Tungsten.


What is used as a filament in a bulb?

I believe it is tungsten.


What is the filament inside a light bulb?

The filament inside a light bulb is typically made of tungsten. When electricity passes through the filament, it heats up and produces light through incandescence.


How tungsten filament made?

Tungsten filament is used in the creation of the light bulb. It can be made in different shapes like coiling, and horizontal or vertical helix.


What elements are in incandesant light bulbs?

tungsten filament, aluminum base