electro-Physics: 17.3409 volts

[Gordon JC Pearce]

> So, how pronounced is this DC-filament effect? If I collect
> dead lightbulbs from my cars, should I see filaments with gaps
> burned towards the ground end more often than not?

I have noticed that if a car lightbulb blows, it tends to part at the 
bit where one "straight" bit of the filament goes into the helical part. 
  I think this may be more down to mechanical stress.

Gordon.