Asked by sabrina
Describe what happens to the electricity produced at 25kV by a power station when its transmitted to a house at 230 V many miles away.
Answers
Answered by
Henry
For a given power level, transmitting at
a high voltage reduces the current transmitted which reduces the I^2R loss
in the transmission lines. Step-down
transformers are used to reduce the voltage to the required level for home
use.
a high voltage reduces the current transmitted which reduces the I^2R loss
in the transmission lines. Step-down
transformers are used to reduce the voltage to the required level for home
use.
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