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
... from Coulomb . A steel bar was heated to different temperatures , plunged into cold water at each , magnetized to saturation , and then the period of ten oscillations noted ; these are the 572 MANUFACture of THE COMPASS .
... from Coulomb . A steel bar was heated to different temperatures , plunged into cold water at each , magnetized to saturation , and then the period of ten oscillations noted ; these are the 572 MANUFACture of THE COMPASS .
Page 573
... oscillations in the same time : from 875 ° C. upward there was a decided increase in the magnetic moment- first rapidly , then slowly as shown above by reduction of the time of ten oscillations . 224. Magnetizing the needles . While the ...
... oscillations in the same time : from 875 ° C. upward there was a decided increase in the magnetic moment- first rapidly , then slowly as shown above by reduction of the time of ten oscillations . 224. Magnetizing the needles . While the ...
Page 576
... oscillation , and deflection . The method by Torsion : The torsion balance has been described on page 441 ; the principle and mode of using it to test needles will now be stated . The instrument , Fig . 290 , page 440 , is cleared of ...
... oscillation , and deflection . The method by Torsion : The torsion balance has been described on page 441 ; the principle and mode of using it to test needles will now be stated . The instrument , Fig . 290 , page 440 , is cleared of ...
Page 578
... oscillation : The principle is this : if a needle be suspended horizontally by a fine wire , and set in motion , it will oscillate slowly or rapidly according to its own magnetic strength ; and the square of the number of oscillations ...
... oscillation : The principle is this : if a needle be suspended horizontally by a fine wire , and set in motion , it will oscillate slowly or rapidly according to its own magnetic strength ; and the square of the number of oscillations ...
Page 585
... OSCILLATION EXPERIMENT . A as A , performed 21 oscillations in 5 m . os -rate of 4.2 per minute . A as A , performed 135 oscillations in 17 m 4 S. = rate of 7.91 per minute . trial of the same four magnets by Tangent - deflection , Fig ...
... OSCILLATION EXPERIMENT . A as A , performed 21 oscillations in 5 m . os -rate of 4.2 per minute . A as A , performed 135 oscillations in 17 m 4 S. = rate of 7.91 per minute . trial of the same four magnets by Tangent - deflection , Fig ...
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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