The same thing they are made of now. Plastic or rubber and copper wires.
It depends on what cords your need. Certain power cords can be split with a female/ 2 male adapter that you could find at Tigerdirect.com or Newegg.com, wherever you shop. You can split molex and sata power cords for sure, i know that, but for anything else, just give a look for PSU splitters in one of those shops.
Laptop power cords can be ordered from the manufacturer. If the laptop is still under warranty, there should be no charge. There are also sites online that carry cords for multiple manufacturers.
I am not sure what you mean by cords? Do you mean power steering hoses? VBD
To power your computer without a battery
The best place to find Dell inspiron power cords at any time of day is on the internet. There are many websites offering Dell inspiron power cords for sale, these include; eBay, Amazon and BestBuy.
Power cords for a specific brand of computer could be bought from an electronics store. Staple, Future Shop, and The Source are all great stores to shop at for this. Universal computer power cords can also be bought at Walmart.
"Depending on the application, power cords can be purchased from a number of different sources. WalMart, Office Max, and Best Buy are a few businesses that offer a variety of power cords. There are also sources online that you can buy direct from as well."
Get the power you need no matter where you are with electrical extension cords from Office Depot. Whether you're installing a temporary display outside or trying to get power to your computer from across the room, our extension cords will lengthen your power source and get your electronics going.
Dell laptop power cords are generally only compatible with Dell laptops, as each brand of laptop has its own specifications for batteries and power cords.
Cables unpluged or power cords unpluged
if enough power is aplied ...yes