using System; using L=Science.Physics.GeneralPhysics; namespace Serway.Chapter33 { /// /// Example08: The Economics of AC Power /// An electricity-generating station needs to deliver /// energy at a rate of 20 MW to a city 1.0 km away. /// (A) If the resistance of the wires is 2.0 \Omega and the energy /// costs about 10 cent/kWh, estimate what it costs the utility /// company for the energy converted to internal energy in /// the wire during one day. A common voltage for commercial /// power generators is 22 kV, but a step-up transformer is /// used to boost the voltage to 230 kV before transmission. /// (B) Repeat the calculation for the situation in which /// the power plant delivers the energy at its original /// voltage of 22 kV. /// public class Example08 { public Example08() { } private string result; public string Result { get{return result;} } public void Compute() { result = "Read the book!"; } } }