FoxtrotDeltaTango@sh.itjust.works to Technology@lemmy.worldEnglish · 21 days agoFirst test flight of largest all-electric aircraft used just $5 of electricityarstechnica.comexternal-linkmessage-square187fedilinkarrow-up1600 cross-posted to: technology@beehaw.org
arrow-up1600external-linkFirst test flight of largest all-electric aircraft used just $5 of electricityarstechnica.comFoxtrotDeltaTango@sh.itjust.works to Technology@lemmy.worldEnglish · 21 days agomessage-square187fedilink cross-posted to: technology@beehaw.org
minus-squarejaschen306@sh.itjust.workslinkfedilinkEnglisharrow-up9·21 days agoFun fact, batteries DO become lighter when they discharge. But obviously not like fuel. But it’s still a fun fact.
minus-squareammonium@lemmy.worldlinkfedilinkEnglisharrow-up3·20 days agoYou mean because of e=mc²? That’s true but basically unmeasurable. Air batteries do get mesurable heavier.
minus-squaregandalf_der_13te@feddit.orglinkfedilinkEnglisharrow-up1·19 days agoFYI 1 kg battery when fully discharged loses about 10⁻¹² kg of its rest mass …
Fun fact, batteries DO become lighter when they discharge. But obviously not like fuel. But it’s still a fun fact.
You mean because of e=mc²? That’s true but basically unmeasurable. Air batteries do get mesurable heavier.
FYI 1 kg battery when fully discharged loses about 10⁻¹² kg of its rest mass …