A Treatise on Electromagnetic Phenomena, and on the Compass and Its Deviations Aboard Ship: Mathematical, Theoretical, and Practical, Volume 2J. Wiley & Sons, 1903 - Compass |
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Page 572
... iron be highly heated , and then allowed to cool slowly , it acquires a condition said to be soft ; and this is the most susceptible to magnetism , but it does not abide : a certain percentage of carbon , however , baked into the iron ...
... iron be highly heated , and then allowed to cool slowly , it acquires a condition said to be soft ; and this is the most susceptible to magnetism , but it does not abide : a certain percentage of carbon , however , baked into the iron ...
Page 653
... iron , and hard iron , in close proximity to the compass on our ships of war , and the probability is that such are acting more on the nearest needles , than on all equally , thereby detracting from the gain their proper position on the ...
... iron , and hard iron , in close proximity to the compass on our ships of war , and the probability is that such are acting more on the nearest needles , than on all equally , thereby detracting from the gain their proper position on the ...
Page 657
... iron in the vicinity so many new irritants ; and all must concede that masses of iron and steel - fittings of the ship , to say nothing of soft iron and magnets used as correctors are now dangerously enough near the needles to deter any ...
... iron in the vicinity so many new irritants ; and all must concede that masses of iron and steel - fittings of the ship , to say nothing of soft iron and magnets used as correctors are now dangerously enough near the needles to deter any ...
Page 661
... Iron Tube S N. N. N.E. E. FIG . 404 . parallel to keel , in plane of needle , and with the nearest end FOURTEEN INCHES from the compass pivot : it was not moved during the experiment . The vessel was up- right and swung through the N.E. ...
... Iron Tube S N. N. N.E. E. FIG . 404 . parallel to keel , in plane of needle , and with the nearest end FOURTEEN INCHES from the compass pivot : it was not moved during the experiment . The vessel was up- right and swung through the N.E. ...
Page 706
... iron , and one cubic meter of air like o.11 gram of iron ; also , that in its magnetic character the entire atmosphere equals a rind or peel of iron o.1 millimeter 706 THE COMPASS IN USE .
... iron , and one cubic meter of air like o.11 gram of iron ; also , that in its magnetic character the entire atmosphere equals a rind or peel of iron o.1 millimeter 706 THE COMPASS IN USE .
Other editions - View all
A Treatise on Electromagnetic Phenomena, and on the Compass and ..., Volume 1 Timothy Augustine Lyons No preview available - 2018 |
A Treatise on Electromagnetic Phenomena, and on the Compass and Its ... Timothy Augustine Lyons No preview available - 2015 |
Common terms and phrases
angle axis azimuth Bearing of True binnacle brass center of gravity circle coefficients cols compass course compensating component cos² cosine D.sin deflected needle Deviations Produced diameter dip circle distance disturbing dygogram Earth east effect equal equations error ether waves experiments formula four needles heeling hence horizontal inches induced inertia keel length Line on Wall magnetic course magnetic force magnetic moment mass maxima and minima means method moment of inertia motion netic observations obtained oscillation period of oscillation permanent magnetism pivot placed plane plates polarity pole quantities radius represent S₁ S₂ second member semicircle semicircular sextantal ship swings ship's head side sin² sine soft iron south pole starboard steel magnet strength Substituting swung tion True Meridian Line tube varied versin vertical whence wire ΙΟ
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