Question

the gas usually filled in the electric bulb is ?? ​

Answer 1

Answer:

Modern bulbs are usually filled with a mixture of argon and nitrogen.

Answer 2

ANSWER :

The gas usually filled in the electric bulb is Argon.

More details :-

• 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 hadvacuum inside.