The network
Thickness is current · red is lossResult
Build a network, then run the power.
Delivered
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Total loss
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Grade
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Power lost in a wire is I²R — it goes as the square of the current. Deliver the same megawatts at twice the voltage and you need half the current, so you lose a quarter as much. That is why the tall towers exist.
The plan
Nothing built- Capital cost
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- Budget
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- Line
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- Transformers
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Costs update as you build. Losses only appear once you run the power.