The modern ones, that can play the piano from a CD, do.
But real, original pianos don't.
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Electricity has been found to be the best thing to use for an electric current.
Look for the manufacture's nameplate on the device there is should tell you the wattage of the device.
Ummm .. How does an electric ray use its electricity ?
Some where on the electric piano there will be a manufactures label. When you find it the voltage and amperage will be stated. To find the wattage use the formula W = Amps x Volts.
Electric motors do not produce electricity, they use electricity, and convert that energy to another form of energy, that we measure in horsepower. See related links.
An electric piano is played the same way a regular piano is played only you do not have to use as much pressure when hitting the keys. You have more options for creating different sounds with an electric piano.
it can use 500volts of electricity
electric current (alternating)
Electricity has been found to be the best thing to use for an electric current.
Look for the manufacture's nameplate on the device there is should tell you the wattage of the device.
You use electricity every time you use a light-bulb, a computer, an electric stove, a refrigerator, etc. You use magnetism (as well as electricity) every time you use an electric motor, or a loudspeaker. For example, the motor in electric toys, in a refrigerator, or in a hair drier.
They use electricity.
Electrocuting and killing the fish that they eat.
Electricity, Hence the name "electric car"...
Animals like the electric eel use electricity to survive by actually charging and shocking their enemies. This eel can also stun prey using electricity.
Ummm .. How does an electric ray use its electricity ?
An average monthly electric bill is around 150 dollars a month. Much depends on if you use electricity to heat with and how much you run your air in the summer.