Electricity

Preface 1 Current Electrons Current and Voltage Ohm's Law Simple Circuits Summary 2 Resistance Internal Resistance Effect of Temperature Temperature Coefficients Resistivity Resistivities of Metals Fixed Resistors Variable Resistors Resistors in Series and in Parallel Series-Parallel Circuits Kirchhoff's Laws Measurement of Resistance Wheatstone Bridge Summary 3 Electroheat Joule's Law Electricity Bills Kilowatt-hour Meter Heating Effect of Current Fuses Appliances Summary 4 Electromagnetics Domain Theory Magnetic Fields Electrical Units Field Round a Conductor Electromagnets Magnetic Circuits Hysteresis Summary 5 Electrochemistry Ions Electrolysis of Sodium Chloride Electrolysis of Water Electroplating Laws of Electrolysis Batteries and Cells Simple Cell Electrode Potentials Polarization The Dry Cell Storage Batteries Summary6 Electromagnetic Forces I: The Motor Effect SI units and their C.G.S. equivalents Direction of Magnetic Force Moving-Coil Galvanometer Electric Motors Back E.M.F. Summary7 Electromagnetic Forces II: The Generator Effect Induced E.M.F. Lenz's Law The Generator Principle D.C. Generator Self-Inductance Magnitude of the Back E.M.F. Mutual Inductance Eddy Currents Summary8 Alternating Current The Transformer Power Transmission Three-Phase Current Skin Effect Resistance in A.C. Circuits R.M.S. Values Hot-Wire Ammeter Rectification of A.C. Half-Wave Rectifier Full-Wave Rectifier Bridge Circuit Summary 9 Capacitors and Inductors Capacitors Capacitors in Series Capacitors in Parallel Capacitors in A.C. Circuits Inductors Inductors in Series and in Parallel Inductive Reactance Smoothing Circuits Crossover Network Reactance and Frequency Summary 10 Alternating-Current Circuits R-L-C Series Circuit Impedance Parallel Circuits Power in A.C. Circuits Resonance Series Resonant Circuit Frequency Meter Q Factor Parallel Resonant Circuit Summary 11 A.C. Generators and Motors Alternators A.C. Motors Linear Motor Single-Phase Motors Summary 12 Other Methods of Generating E.M.F M.H.D. Nuclear Battery Thermoelectric Effect Photoelectric Effect Piezoelectric Effect Electrostatic Generators What Next? Table of Natural Trigonometric Functions Appendix: Glossary of Terms Used in Electricity Revision Questions Answers Index