If incandescent lightbulbs have a vacuum inside, why do they get so hot on the outside?
If incandescent lightbulbs have a vacuum inside, why do they get so hot on the outside?
Shouldn't the vacuum insulate the glass from the heat of the burning filament?
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More then you ever thought you needed to know about lightbulbs! (Including the fact that inconsistent light bulbs are not vacuumes, they just have no oxygen, so they heat up via normal connection)
One of my favorite things about Reddit was that any link in a thread about light bulbs, heaters, EVs, or other appliances was almost certainly to a Technology Connections video. I'm glad to see that trend continuing on Lemmy.
How did I know before even clicking that this would be a Technology Connections video
I literally watched this video about 10 hours ago. He’s the Internet’s favorite Chicagoan.