Magnetic fields of spherical, cylindrical, and elipsoidal electric charge superficial distributions at rotation
![SOLVED: The Gravitron is a carnival ride that looks like a large cylinder. People stand inside the cylinder against the wall as it begins to spin. Eventually, it is rotating fast enough SOLVED: The Gravitron is a carnival ride that looks like a large cylinder. People stand inside the cylinder against the wall as it begins to spin. Eventually, it is rotating fast enough](https://cdn.numerade.com/ask_previews/a7efa398-6b0f-47c8-b62a-4e6ebd794e07_large.jpg)
SOLVED: The Gravitron is a carnival ride that looks like a large cylinder. People stand inside the cylinder against the wall as it begins to spin. Eventually, it is rotating fast enough
![The mysterious spinning cylinder—Rigid-body motion that is full of surprises: American Journal of Physics: Vol 87, No 2 The mysterious spinning cylinder—Rigid-body motion that is full of surprises: American Journal of Physics: Vol 87, No 2](https://aapt.scitation.org/action/showOpenGraphArticleImage?doi=10.1119/1.5086391&id=images/medium/1.5086391.figures.online.highlight_f1.jpg)