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d.girardi

10-02-2018, 05:38 PM
How about tie the smartphone to a water bottle to measure acceleration and the angular velocity of the water bottle?
You can check the hypothesis that the moment of inertia change during the bottle fly.

https://www.youtube.com/watch?v=E98-GcJb4qI

Sebastian Staacks

10-03-2018, 03:25 PM
Nice idea. Just make sure that the bottle doesn't land on top of the phone...
phyphox Forums > Discussion > Experiments and Ideas > Phyphox and the water bottle flip physics