using System; using L=Science.Physics.GeneralPhysics; namespace Serway.Chapter11 { /// /// Example09: The spinning bicycle wheel /// In a favorite classroom demonstration, a student /// holds the axle of a spinning bicycle wheel while /// seated on a stool that is free to rotate. The student /// and stool are initially at rest while the wheel is spinning /// in a horizontal plane with an initial angular momentum L_i /// that points upward. When the wheel is inverted about /// its center by 180^{\circle}, the student and stool start /// rotating. In terms of L_i, what are the magnitude and the /// direction of L for the student plus stool? /// L_{student+stool}=2L_i /// public class Example09 { public Example09() { } private string result; public string Result { get{return result;} } public void Compute() { result += "Conservation law of angular momentum."; } } }