using System; using L=Science.Physics.GeneralPhysics; namespace Serway.Chapter06 { /// /// Example03: How Fast Can Spin? /// A ball of mass 0.500 kg is attached to the end of /// a cord 1.50 m long. The ball is whirled in a horizontal /// circle as shown in Figure 6.1. If the cord can withstand /// a maximum tension of 50.0 N, what is the maximum speed /// at which the ball can be whirled before the cord breaks? /// Assume at the string remains horizontal during motion. /// v_max = 12.2 m/s /// public class Example03 { public Example03() { } private string result; public string Result { get{return result;} } public void Compute() { // f = ma = mv^2/r double f = 50.0; double r = 1.5; double m = 0.5; L.Velocity vmax = new L.Velocity(); vmax.X = Math.Sqrt(f*r/m); result += Convert.ToString(vmax.mPERs); } } } //12.2474487139159