The Technical World, Volume 1American school of correspondence at Armour Institute of Technology, 1904 |
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Page 8
... mechanical theory of heat , the atoms of all substances are in extremely rapid rotation . It appears , therefore , that these rapidly rotating sys- tems of heavy atoms such as characterize radio - active substances , not infrequently ...
... mechanical theory of heat , the atoms of all substances are in extremely rapid rotation . It appears , therefore , that these rapidly rotating sys- tems of heavy atoms such as characterize radio - active substances , not infrequently ...
Page 15
... mechanical mixture of simple chemical gases , subject to well- recognized natural laws , and can be affected by a series of forces producing various results . By a simple mechanical contrivance known as the siren , the air can be thrown ...
... mechanical mixture of simple chemical gases , subject to well- recognized natural laws , and can be affected by a series of forces producing various results . By a simple mechanical contrivance known as the siren , the air can be thrown ...
Page 16
... mechanical or by chemical means . The Indians used the former means in lighting their fires by rubbing together cedar sticks or using a flint . The mechanical friction produced by rubbing a match is enough to excite sufficiently rapid ...
... mechanical or by chemical means . The Indians used the former means in lighting their fires by rubbing together cedar sticks or using a flint . The mechanical friction produced by rubbing a match is enough to excite sufficiently rapid ...
Page 18
... mechanical mixture of silver and nickel filings with mercury is much more sensitive to the impact of a wave than iron , and these are now used in a small glass tube . Taken together this is technically known as the " coherer . " This ...
... mechanical mixture of silver and nickel filings with mercury is much more sensitive to the impact of a wave than iron , and these are now used in a small glass tube . Taken together this is technically known as the " coherer . " This ...
Page 22
... mechanical appliances such as pumps , traps , automatic valves , etc. , can be dispensed with without in- terfering with the proper working of a plant , this should be done . With properly proportioned and well- graded pipes , the ...
... mechanical appliances such as pumps , traps , automatic valves , etc. , can be dispensed with without in- terfering with the proper working of a plant , this should be done . With properly proportioned and well- graded pipes , the ...
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