Sjmarf@sh.itjust.works to Science Memes@mander.xyzEnglish · 2 months agoI can whistle at the speed of soundsh.itjust.worksimagemessage-square134fedilinkarrow-up11.16Karrow-down19
arrow-up11.15Karrow-down1imageI can whistle at the speed of soundsh.itjust.worksSjmarf@sh.itjust.works to Science Memes@mander.xyzEnglish · 2 months agomessage-square134fedilink
minus-squareJumuta@sh.itjust.workslinkfedilinkEnglisharrow-up8arrow-down1·edit-22 months agojust shine a laser through a thing of zircon (n=index of refraction=1.923~2) so speed of the laser in the zircon = c/n ~c/2
just shine a laser through a thing of zircon (n=index of refraction=1.923~2)
so speed of the laser in the zircon = c/n ~c/2