using System;
using L=Science.Physics.GeneralPhysics;
namespace Serway.Chapter20
{
///
/// Example01: Losing Weight the Hard Way
/// A student eats a dinner rated at 200 Calories. He wishes
/// to do an equivalent amount of work in the gymnasium by
/// lifting a 50.0 kg barbell. How many times must he raise
/// the barbell to expend this much energy? Assume that he
/// raises the barbell 2.00 m each time he lifts it and that he
/// regains no energy when he lowers the barbell.
/// n = 8.54 \times 10^3 times
///
public class Example01
{
public Example01()
{
}
private string result;
public string Result
{
get{return result;}
}
public void Compute()
{
L.Heat Q = new L.Heat();
Q.cal = 2.0E6;
L.Mass m = new L.Mass();
m.kg = 50.0;
L.Acceleration g = new L.Acceleration();
g.Y = L.Constant.AccelerationOfGravity;
L.Force f = new L.Force(m,g);
L.Displacement h = new L.Displacement();
h.Y = 2.0;
L.Work W = new L.Work(f,h);
double n = Q.J / W.J;
result+=n.ToString();
}
}
}
//8542.85714285714