`pPrinciples of Physics Text Chapter 15, Problems 17-20

`gGeneral College Physics Text Chapter 15, Problems 19, 20, 23, 25, 26

`uUniversity Physics:  Ch. 20, Problems 38, 44, 45, 48, 51, 52

`pPrinciples of Physics Text Chapter 15, Problems 20 - 23, 28, 29

`gGeneral College Physics Text Chapter 15, Problems 20, 22, 25, 26, 30, 33