Technology
its modern uses possible.--The universal wire.--Conductors and non conductors.--Electricity an exception in the ordinary Laws of Nature.--A dual nature: "Positive" and "Negative."--All modern uses come under the law of Induction.--Some of the laws of this induction.--Magnets a...
That which was utterly unknown to the most splendid civilizations of the past is in our time the chief power of civilization, daily engaged in making that history of a new era t...
7. Chapter 7It has been stated that modern theory recognizes two classes of electricity, the _Static_ and the _Dynamic_. The difference is, however, solely noticeable in operation. Of the d...
5. Chapter 5Electricity, in all its visible exhibitions, has certain unvarying qualities. Some of these have been mentioned in the preceding chapter. Others will appear in what is now to fo...
6. Chapter 6THE OCEAN CABLE.--The remaining department of Telegraphy is embodied in the startling departure from ancient ideas of the possible which we know as cable telegraphy, the message...
8. Chapter 8A list of the electrical inventors of this country would be very long. Many of the names are, in the mass and number of inventions, almost lost. It happens that many of the prac...
1. Chapter 1its modern uses possible.--The universal wire.--Conductors and non conductors.--Electricity an exception in the ordinary Laws of Nature.--A dual nature: "Positive" and "Negative...
3. Chapter 3the conductor of a current.--The first Electric Light.--The Arc Light, and how constructed.--The Incandescent.--The Dynamo.--Date of the invention.--Successive steps.--Faraday t...
2. Chapter 2cables.--The story of the first cable.--Field and his final success.--The Telephone.--Early attempts.--Description of Bell's invention.--The Telautograph.--Early attempts and th...