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by brokenmachine 3496 days ago
> heat pumps generally being over 100% efficient

Que? How can anything be over 100% efficient?
1 comments
elric1v 3496 days ago
Because efficiency is measured by how much heat you get compared to the electricity you put in, and heat pumps cheat by moving heat in from outside. So you get more heat than you could from the energy input.
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