To hold the light bulb at a vertical angle and stop it from falling off.
Check your brake (stop) light fuse
The ground for the brake lamp. When the tail lights are off, the tail light circuit can act as a ground for the brake light. When the tail lights are on, it can't.
The separate on-off switch for a lamp is called a "lamp switch" or a "light switch." It allows you to easily turn the lamp on or off without having to unplug it from the outlet.
It turns a lamp on and off.
lomentwist
it gave off light
The light bulb is inside the lamp base, right?so, when you turn on the lamp, the light shines THROUGH the lamp base, although dimmer, so you can se both. if you took the lamp base off, the light bulb would look brighter.
LAMP!
Check stop light switch for misadjustment or defect
The OFF position on the light switch interrupts the flow of electricity to the light bulb. If the switch is ON, there is always electricity at the light socket, even when the light bulb is removed. if the lamp is still pluged in electricity is still flowing through the lamp even if it is off or on
The lamp lights up because electricity flows through the circuit, providing power to the light bulb. When the switch is turned on, it completes the circuit and allows the current to flow, which causes the filament in the bulb to heat up and produce light.