Sine curves on conveyor belt

Experiment no.: 5.1.17
Sinuskurven am Förderband New since 06/26
A pendulum filled with sand can be set in motion. Depending on the speed of the conveyor belt beneath the pendulum, different sine curves are produced.

Images for this experiment

Experiment
Without oscillation
With oscillation, conveyor belt slow
With oscillation, conveyor belt fast