The Bicycle Pulling Puzzle

[scottyjames]

Fun with physics, math, bikes, other stuff.

Riddle me this...

https://www.simonsfoundation.org/multimedia/mathematical-impressions-multimedia/the-bicycle-pulling-puzzle/

[vav]

That was pretty cool. Thanks for the link. :)

[torquer]

Cool indeed (and I admit I guessed wrong.)
But what happens if you use those bent or 90 degree crank arms?
http://www.classicrendezvous.com/images/Italian/PMPcrnkL.jpg

[Don49]

Something to meditate on while riding.

[SpokeValley]

This is cool. Thanks!

[ultraman6970]

Hmm... interesting that the vector component goes that way.