If you do it when your computer is turned on, then yes it could be. You may lose some data or even damage it further, so it is never advisable to do it. Always shutdown your computer completely before unplugging it. If you unplug it when it is switched off then there is no problem.
You should unplug electronic devices, appliances, and power cords during a bad thunderstorm to prevent damage from power surges caused by lightning strikes.
Unplug your hard drive and put it in your computer and get mods for minecraft
It is not recommended. When the ignition is on the on board computers are active, and it is never a good idea to remove power from a computer while it is active.
the man cause the man can unplug the computer. lol
yes. It is.
Why ?
You should unplug your ipod from the computer and then re-plug it :)
Just click "Eject" (the little arrow doodad beside your iPod on the computer) and unplug it. If you charge your iPod in anything else, just unplug it.
Unplug it from your ihome or computer, and then use it.
unplug battery so that the system will have to rel;earn itself. unplug neg
Unplug it.
Only if your computer has wifi