Electricity for the farm Light, heat and power by inexpensive methods from the water wheel or farm engine

CHAPTER XI

Chapter 1155 wordsPublic domain

THE STORAGE BATTERY

What a storage battery does--The lead battery and the Edison battery--Economy of tungsten lamps for storage batteries--The low-voltage battery for electric light--How to figure the capacity of a battery--Table of light requirements for a farm house--Watt-hours and lamp-hours--The cost of storage battery current--How to charge a storage battery--Care of storage batteries 229