𒉀TheGuyTM3𒉁@lemmy.ml to Asklemmy@lemmy.mlEnglish · 2 months agoWhy would'nt this work?lemmy.mlimagemessage-square209linkfedilinkarrow-up1522arrow-down131file-text
arrow-up1491arrow-down1imageWhy would'nt this work?lemmy.ml𒉀TheGuyTM3𒉁@lemmy.ml to Asklemmy@lemmy.mlEnglish · 2 months agomessage-square209linkfedilinkfile-text
It can look dumb, but I always had this question as a kid, what physical principles would prevent this?
minus-squareDrewlinkfedilinkarrow-up1·2 months agoNo, a jet aircraft moves by pushing air behind it, the theoretical limit would have to be somehow related to that
minus-squaregrue@lemmy.worldlinkfedilinkEnglisharrow-up2·2 months agoThe theoretical limit could be related to either of those things; it just depends which is lower. (It’s almost certainly the one you mentioned.)
minus-squareuntorquer@lemmy.worldlinkfedilinkarrow-up1·2 months agoXKCD has alot of thought experiments like this.
No, a jet aircraft moves by pushing air behind it, the theoretical limit would have to be somehow related to that
The theoretical limit could be related to either of those things; it just depends which is lower.
(It’s almost certainly the one you mentioned.)
XKCD has alot of thought experiments like this.