Perhaps, how to CHANGE a 110-volt line to carry 220 volts instead? That would involve hooking the white wire to a vertically adjacent circuit breaker, instead of having it any longer attached to the neutral bar of the breaker panel. Or perhaps. How to turn 110 volts INTO 220 volts? That would involve having the … Read more

I will assume you mean that this socket that is a receptacle for plugging a (lamp) cord into. By calling it 110, you don't mean it is officially rated to operate at 110 volts, and you don't mean it is actually providing 110 volts, because both these ideas would be quite uncommon, and I don't … Read more

Without knowing anything more (like what room it is in, when the house was built), I'd advise doing this. Plug a turned on lamp with a good incandescent bulb into that outlet. Have someone watch the bulb like a hawk to notice if it blinks on even for a split second while you do the … Read more