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Old 03-10-2019, 11:17 PM
Iamnuts Iamnuts is offline
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Join Date: Jan 2013
Posts: 302
Engineers aren’t that daft?

Engineers surely look for efficiency when designing motors etc.
I know that somewhere there is a group working on homopolar motors
using superconducting magnets and all the rest. I think they’re getting
in the high eighty % efficiency bracket.
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