How is electrical power transmitted by power stations?  

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On a basic level, the transmission of electricity is a very simple process.

In a power generating plant, electric current is generated by spinning magnets within coiled wires.  When current is created, it will travel along any conducting material, such as electric transmission wires.

It is much more efficient to...

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On a basic level, the transmission of electricity is a very simple process.

In a power generating plant, electric current is generated by spinning magnets within coiled wires.  When current is created, it will travel along any conducting material, such as electric transmission wires.

It is much more efficient to transmit power at high voltage so traditionally transformers have been used to boost alternating current to high voltage for transmission.  Other transformers later reduce the voltage so the current may be used in homes.

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