On what? IS this an outlet or a switch?
Two wires are needed for 220 volts.
To install a new fixture to replace the one that was removed reconnect the two hot wires together and then reconnect the two neutral wires together. Place the two wires from the new fixture to the corresponding wire colours that you just spliced together. This wiring should be down stream from the light switch. When the switch is turned on the new fixture should light. If this is not the scenario of your question then more information needs to be given.
The better quality tools all have 3 wires. You are looking at cheaper tools.
If you mean 2 bare copper wires those are the ground wires. Tie them together and then connect the light fixture ground wire which will be green or bare copper to those ground wires.
The two wires which connect the timer switch on a Century 87423 battery charger are the red and black wires. The red goes to the positive connector while the black goes to the negative connector.
a usb cable has four wires, two for power and two for communication.
YES
Repulsive
what two wires are the iat from the maf sensor on a Mitsubishi eclipse gs
TWO wires
there are two wires
The two red wires on Halo projectors are the power source for the product. Splice the two red wires into the appropriate wire source on the engine bay.
Two wires can be connected to one main lug in a panel board if the lug is designed to hold two wires. The data will be written on the lug.
Two.
two wires are subwoofer output negative and two wires are positive
It's called dual voice coils. There are two wires for bass and two wires for voice. It provides more quality. I, myself am looking to see which wires are negative and positive.
lights can be wired any way round, there is no positive or negative