Assuming the question is referring to incandescent light bulbs (the ones with the glowing filament), Argon is the gas used.
Argon is a harmless gas found in air, and is used because it cannot react with the hot filament.
Argon gas is commonly used inside incandescent light bulbs to prevent the filament from oxidizing and burning out. It helps to prolong the life of the bulb by reducing the evaporation of the filament material.
Nitrogen is the gas that does not react at all and is used in light bulbs to prevent the filament from burning out. It helps to create an inert environment inside the bulb, prolonging the life of the filament.
The gas used in light bulbs that does not react with the metal filament is called inert gas, typically argon or nitrogen. These gases help to prevent the filament from burning out by creating a stable environment inside the bulb that does not support combustion.
Incandescent light bulbs use a combination of gases: argon and nitrogen. These gases help prevent the filament inside the bulb from evaporating too quickly, increasing the bulb's lifespan. LED bulbs do not use gas but instead rely on semiconductor technology to produce light.
Electric bulbs are typically filled with inert gases such as argon, krypton, or xenon. These gases help prevent oxidation of the filament inside the bulb, allowing it to glow brightly without burning out quickly.
The presence of gas in light bulbs affects their performance and efficiency by helping to regulate the temperature inside the bulb, which can impact the brightness and lifespan of the bulb. The type and amount of gas used can also affect the color and quality of the light produced.
Argon
The noble gas used in light bulbs and photographs is argon. Argon is used in light bulbs to prevent filament degradation and in photographs to create a stable environment for preserving prints and negatives.
A: There circuitry inside to boost the voltage to 300 500 volts and a triac to conduct the current but the bulbs as opposed to vacuum there is gas inside those coils.
Modern bulbs are usually filled with a mixture of argon and nitrogen. More rarely, some bulbs are filled with pure argon, krypton or xenon. The earliest bulbs weren't filled with any gas, but had vacuum inside.
The gas that does not react and is used in light bulbs is called argon. Argon is an inert gas that helps prevent the filament in the light bulb from oxidizing and burning out at high temperatures by creating a non-reactive environment inside the bulb.
Modern bulbs are usually filled with a mixture of argon and nitrogen. More rarely, some bulbs are filled with pure argon, krypton or xenon. The earliest bulbs weren't filled with any gas, but had vacuum inside.