The headlights probably have a bad ground. the alternator is probably going bad.
I have no idea. Did you ever solve this? My dash board lights became very dim whenever I had the headlights on and my battery light kicked on occasionally. I thought it was the alternator so I just replaced it. The battery light issue is solved but the dash light brightness is still extremely low whenever I turn the headlights on.
Loudness is to brightness as sound is to light.
so the brightness of the lights in the dash panel don`t distract your driving at night newer vehicles have a small rotation knob for this purpose now, to set your own level of dash light brightness
Brightness refers to amount of light, 100% is maximum light and 0% is minimum light or no light - black.
Scroll down to related links and look at "Brightness - Wikipedia" and "Light intensity - Wikipedia".
Then the brightness of the light buld increases.
The dimmer switch near/on the headlight switch is a potentiometer and it controls the dash light intensity, as well as manually turns on the interior lights at the high(bright) end.
A pencil has nothing to do with the brightness of a light bulb.
amplitude of the light wave!
brightness
The brightness of a light bulb directly has no direct relationship with magnets and wire. The bulbs brightness is determined by the wattage of the bulb. The higher the wattage of the bulb the brighter the bulbs light output.
There is not more brightness for laser torch light. The light brightness is based on unit lumens. Lumens is more, the touch light is more lighter.