Smooth Jumps and Rollers

*for big bikes

In thinking about jumps and rollers I assume the safe bet is to make them smooth (not too jerky/bumpy) for bigger bikes as they have the biggest wheel base. For extra large 29ers this is somewhere near 46 inches…which led me to produce the following thought experiment:

[rethought/updated, the Brachistochrone or cycloid is more important than a circle alone for rollers, jumps/ramps, and descents, however, it is the circle that creates a cycloid]

Parabolic Jump/Projectile TrajectoriesIdeal_projectile_motion_for_different_angles.svg

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