Marketplace › From Ordinate 2D
Rolling Race: Slider, Discs and a Hoop
Four ramps: with no friction nothing spins and the slider wins at g sin θ; a disc turns I = ½mr² and runs at g sin θ / 1.5, small or big, light or heavy; a hoop (a ring, I = ½m(R² + r²), nearly mr²) comes last at g sin θ / 1.9.
Use in Ordinate 2DOpens as a new scene in Research mode, with its graphs and table. Free, no account needed.