the form of energy changes and the total of energy increases
they only use electricity when an appliance is plugged in and switched on
If your laptop is turned on and it looks like it's plugged in, the batter could possibly be dead or the connection from the outlet to the computer has a problem.
You cooked it
Hot hair in blowen out which tends to absorb the moisture from your hair .
If the outlet is powered with the key off, then yes it will slowly drain the battery.
This is also known as phantom power or vampire power. Even though an electric device is turned off, it is still drawing a small amount of power. A television, for example, continues to draw power so that it can sense the remote control to turn it on, or to keep the time. Other examples are chargers left plugged in for telephones, video games, etc.
I believe it would get cold..
That the outlet only has power when the ignition is turned on.That the outlet only has power when the ignition is turned on.
it is not recommended to use your cell phone when charging, this could cause the circuits to short. Ideally you should charge your battery when your phone is turned off
The formula you are looking for is I = W/E. W = kW x 1000.
A stereo system can fail for hundreds of reasons. About all you can do is make sure it is plugged in and all of the other cords are plugged in and that the speakers are working. If the stereo doesn't even light up, and it is plugged in, then it could be a fuse. Look on the back for a fuse holder . . . if not there, then it may be soldered into the circuit board inside. Several years ago, my stereo system would not turn on . . . after lots of brilliant troubleshooting (?), it turned out that I had plugged it into a wall outlet that was turned off by a switch over by the door.
The magnetic field or energy associated with the magnetic field will no longer be generated if the current is turned off.