The Technical World Magazine, Volume 13Technical World Company, 1910 |
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Page 26
... electric charges around their periph- eries . Would not the presence at cer- tain points , and the absence at others , of tiny electric charges , shifting momen- tarily about , as fresh charges collected , and causing momentary ...
... electric charges around their periph- eries . Would not the presence at cer- tain points , and the absence at others , of tiny electric charges , shifting momen- tarily about , as fresh charges collected , and causing momentary ...
Page 28
... electricity . It is connected at one of the lower corners with a magnet . If the window is broken , and the wire with the glass , the electric current is broken , the magnet is re- leased and by that action an alarm bell is set ringing ...
... electricity . It is connected at one of the lower corners with a magnet . If the window is broken , and the wire with the glass , the electric current is broken , the magnet is re- leased and by that action an alarm bell is set ringing ...
Page 54
... ELECTRIC LOCOMOTIVE FOR USE IN THE SUBWAY TUNNELS . When the passenger is ready to go to his train he proceeds to the concourse , an immense platform facing the twenty- one tracks , and forming a court yard AN ELECTRIC LOCOMOTIVE ON THE ...
... ELECTRIC LOCOMOTIVE FOR USE IN THE SUBWAY TUNNELS . When the passenger is ready to go to his train he proceeds to the concourse , an immense platform facing the twenty- one tracks , and forming a court yard AN ELECTRIC LOCOMOTIVE ON THE ...
Page 57
... electric locomotives , each of 4,000 horse power , and capable of one hundred and twenty miles an hour- the most powerful ever made - were called for in the original order . The di- mensions of these locomotives are : length over all ...
... electric locomotives , each of 4,000 horse power , and capable of one hundred and twenty miles an hour- the most powerful ever made - were called for in the original order . The di- mensions of these locomotives are : length over all ...
Page 61
... electric receiver , and the principle for ensuring clear and accurate transmission of the electric impulses . The illustration to be transmitted is first photographed through a screen ruled seventy - five lines to the inch , upon a ...
... electric receiver , and the principle for ensuring clear and accurate transmission of the electric impulses . The illustration to be transmitted is first photographed through a screen ruled seventy - five lines to the inch , upon a ...
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