4 ms·
Completely off-topic, but your assertion about the weight of charged batteries caught my attention. It would seem that E=mc^2 comes into play here. I believe ch
by sprucely 7y ago
Completely off-topic, but your assertion about the weight of charged batteries caught my attention. It would seem that E=mc^2 comes into play here. I believe charged batteries actually do weigh more than uncharged, though probably not by any measurable amount.
- deleted 7y ago[deleted]
- dredmorbius 7y agoDepends on battery tech. Metal-air batteries, in which atmospheric oxygen (on Earth) is the cathode, weigh more when discharged. https://en.wikipedia.org/wiki/Metal–air_electrochemical_cell https://en.wikipedia.org/wiki/Metal–air_electrochemical_cell
- _Microft 7y ago100 kWh are equivalent to 4e-9 kg.