Get premium membership and access revision papers with marking schemes, video lessons and live classes.
Processing. Please wait.

 Form 4 Physics Mains Electricity online video lessons.

What is power transmission?

 (1m 3s)
730 Views     SHARE

Download as pdf file

Answer Text:
Power transmission:
-This is the bulk transfer of electric power from one place to another. A power transmission system in a country is referred to as the
national grid. This transmission grid is a network of power generating stations, transmission circuits and sub-stations. It is usually transmitted in three phase alternating current