3 ms·
Obligatory link to Feynman's description of how a train stays on the tracks around a corner, having its wheels on fixed axles: https://www.youtube.com/watch?v=P
by malingo 7y ago
Obligatory link to Feynman's description of how a train stays on the tracks around a corner, having its wheels on fixed axles:
https://www.youtube.com/watch?v=P1ww1IXRfTA#t=35m19s https://www.youtube.com/watch?v=P1ww1IXRfTA#t=35m19s
- EdwardDiego 7y agoThat was a great video, I never considered railway wheels as (truncated) cones, I had always considered them disks. I love the implicit knowledge of real (as opposed to software) engineers.