Arlo and Janis by Jimmy Johnson for October 11, 2000
October 10, 2000
October 12, 2000
Transcript:
"!" "Why do bulbs only burn out when you turn them on?"
"!" "Why do bulbs only burn out when you turn them on?"
An effort to explain….When a light is on, it has constant power and heat going to it, when you turn the light on, the metal filament inside goes from room temp to (insert whatever hot as **** temp it is) in almost an instant, it warps the metal each time, eventually breaking it.Metal shrinks when cold and expands when hot basically.