Brachistochrone: Three balls falling along different trajectories.
1D15.55 • A+5+15
Brachistochrone: Balls travelling on various curves. Question: Which ball wins the race?
Usage
Fall 2013 - Spring 2026
71
reservations across 4
classes
Related Demos
A+5+0 Ball on string mounts on blackboard and pivots on lower rod. A+5+5 The Trebuchet A+5+10 Equal path lengths ball race. A+5+20 Bowling ball pendulum swings back to nose. A+5+21 Object rolls uphill, center of mass rolls downhill A+5+22 Potential energy of spring imparted to ball on ramp A+5+25 Film loop: "Conservation of energy: Pole vault", 3:55 min. A+5+26 Java applet: Conservation of energy skate park, movable tracks A+5+27 Java Applet: Conservation of energy skate park, various graphical representations A+5+28 Java Applet: Racing balls along different tracks A+5+29 Java Applet: "Mass-spring oscillator with optional energy graphs"