L larryboy023 New member Nov 7, 2010 #1 ...PE is constant. At what point i? A yo-yo is swung in a vertical circle in such a way that its total energy KE + PE is constant. At what point in the circle is its speed a maximum? A minimum? Why?
...PE is constant. At what point i? A yo-yo is swung in a vertical circle in such a way that its total energy KE + PE is constant. At what point in the circle is its speed a maximum? A minimum? Why?