Miscellaneous Documents: 30th Congress, 1st Session - 49th Congress, 1st Session, Volume 4 |
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Page 33
... pressure , upon the public printing office , of government work relative to the war . We are indebted to the courtesy of Captain ( now General ) George G. Meade , of the topographical engineers , superintendent of the survey of the ...
... pressure , upon the public printing office , of government work relative to the war . We are indebted to the courtesy of Captain ( now General ) George G. Meade , of the topographical engineers , superintendent of the survey of the ...
Page 171
... pressure of even the fiftieth of a millimetre may be appreciated . § I. - GENERAL PHENOMENA PRESENTED BY THE TRANSMISSION OF ELECTRICITY IN RAREFIED GASES . The Ruhmkorff apparatus , of which I have availed myself , gives in the in ...
... pressure of even the fiftieth of a millimetre may be appreciated . § I. - GENERAL PHENOMENA PRESENTED BY THE TRANSMISSION OF ELECTRICITY IN RAREFIED GASES . The Ruhmkorff apparatus , of which I have availed myself , gives in the in ...
Page 172
... pressure was reduced to 20 millimetres ; with nitrogen it passed under a pressure of 24 millimetres , and with hydrogen under that of 36 millimetres . that subsequently , under the same conditions of intensity , and still with hydrogen ...
... pressure was reduced to 20 millimetres ; with nitrogen it passed under a pressure of 24 millimetres , and with hydrogen under that of 36 millimetres . that subsequently , under the same conditions of intensity , and still with hydrogen ...
Page 173
... pressure of the gas it traverses exerts on its intensity . The following are two comparative experi- ments made with nitrogen and hydrogen . These two gases were successively introduced into a tube 5 centimetres in diameter and 50 in ...
... pressure of the gas it traverses exerts on its intensity . The following are two comparative experi- ments made with nitrogen and hydrogen . These two gases were successively introduced into a tube 5 centimetres in diameter and 50 in ...
Page 174
... pressures , when nitrogen is in the ball : Pressure . 20mm mm Smr 5mm 3mm Distance of the electrodes . 14 cent . 7 cent . 1 cent . 10 ° 23 ° 55 ° 40 ° 47 ° 55 ° 50 ° 55 ° 57 ° 55 ° 55 ° 57 ° When for nitrogen we substitute hydrogen ...
... pressures , when nitrogen is in the ball : Pressure . 20mm mm Smr 5mm 3mm Distance of the electrodes . 14 cent . 7 cent . 1 cent . 10 ° 23 ° 55 ° 40 ° 47 ° 55 ° 50 ° 55 ° 57 ° 55 ° 55 ° 57 ° When for nitrogen we substitute hydrogen ...
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