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By permanent battery I mean a battery that can supply current indefinitely without needing to be charged. The second law is meaningless. It only applies to 'is
by eip 13y ago
By permanent battery I mean a battery that can supply current indefinitely without needing to be charged.
The second law is meaningless. It only applies to 'isolated systems' which do not exist in reality.
"Truly isolated systems cannot exist in nature, other than possibly the universe itself, and they are thus hypothetical concepts only."
- lutusp 13y ago> By permanent battery I mean a battery that can supply current indefinitely without needing to be charged. Yes, and there's no such thing. Also, they're not equivalent to a permanent magnet. > The second law is meaningless. Well, since you aren't here to discuss physics, have a nice day.