Calendar: 1883-1884 Page 351

EVENING CLASSES 34 The following is short summary of the way in which he subject will be treated -- The properties of Magnets both natural and artificial and heir mutual action Magnetic Induction Peculiar properties of the magnetic The different ways both ancient and modern of generating in electric current The various properties of electric currents The mutual interaction of currents and magnets Electromagnetism The theory of Magneto-Electricity The principles of construction of the Dynamo-Machine Illustrated historical eketch of the growth of the Dynamo-Machine from its earliest to its present form Electrical Conduction and Resistance The work done in circuit by the Electric current Application of the prin- ciple of the Conservation of Energy Heat developed by the current in Conductor tion of Heating Effect in the different parts of circuit The necessity of opposition to the current for the production of Heat and Light Illustrations of the History and Progress of Electric Lighting Arc Lights and Incandescent Lights Illustrations ind descriptions of the leading kinds of Arc and Incan- descent Lamps Subdivision of the electric current and its application to Electric Lighting The Distribution of Heat in divided circuit and the effect of the subdivision upon the amount of Light produced Storage of Electricity and its applications The Electric Transmission of Power Ώ- κי Distribu Fire Risks of Electric Lighting Transmission ujl י ---- aud the necessary precautions illustrated and explained