Magnetical Investigations, Том 2Longman, Orme, Brown, Green, and Longmans, 1843 |
З цієї книги
Результати 1-5 із 84
Сторінка 82
... needle of a five - inch compass , after being disturbed by the influence of the magnet to be tested , to attain a stationary position , and the angle of deviation from the magnetical meridian , to be read off to within a minute or two ...
... needle of a five - inch compass , after being disturbed by the influence of the magnet to be tested , to attain a stationary position , and the angle of deviation from the magnetical meridian , to be read off to within a minute or two ...
Сторінка 86
... NEEDLES OF SEA - COMPASSES , WITH THE EFFECT OF SPACING THE PLATES . · · 202 Sect . I. - Experiments with Plates for Compass - needles of best cast - steel , tempered equally throughout , at a spring temper 204 Sect . II . - Experiments ...
... NEEDLES OF SEA - COMPASSES , WITH THE EFFECT OF SPACING THE PLATES . · · 202 Sect . I. - Experiments with Plates for Compass - needles of best cast - steel , tempered equally throughout , at a spring temper 204 Sect . II . - Experiments ...
Сторінка 89
... needles and the energy of compound magnets -- has been pursued to a much greater extent , and with a much larger variety and assortment of plates and bars , than it may here be necessary , or indeed useful , to describe . In the whole ...
... needles and the energy of compound magnets -- has been pursued to a much greater extent , and with a much larger variety and assortment of plates and bars , than it may here be necessary , or indeed useful , to describe . In the whole ...
Сторінка 90
... needle of a five - inch compass , after being disturbed by the influence of the magnet to be tested , to attain a stationary position , and the angle of deviation from the magnetical meridian , to be read off to within a minute or two ...
... needle of a five - inch compass , after being disturbed by the influence of the magnet to be tested , to attain a stationary position , and the angle of deviation from the magnetical meridian , to be read off to within a minute or two ...
Сторінка 94
... NEEDLES OF SEA - COMPASSES , WITH THE EFFECT OF SPACING THE PLATES . - 202 · Sect . I. - Experiments with Plates for Compass - needles of best cast - steel , tempered equally throughout , at a spring temper 204 Sect . II . - Experiments ...
... NEEDLES OF SEA - COMPASSES , WITH THE EFFECT OF SPACING THE PLATES . - 202 · Sect . I. - Experiments with Plates for Compass - needles of best cast - steel , tempered equally throughout , at a spring temper 204 Sect . II . - Experiments ...
Інші видання - Показати все
Загальні терміни та фрази
7.5 inch plates Average Weight bars or plates betwixt blister steel Bradford iron busks cast iron chapter cloth column combinations of magnetised compared comparison compass needles compound magnets considerable construction corresponding curve degree of hardness denomination determined deviating power diagram different lengths dimensions directive powers Effects of Annealing employed exhibited experiments extent foreign iron gain hard cast steel hard plates hardened heat hoop-L horse-shoe form inches in length inquiry investigation J. C. LOUDON linseed oil magnetic capacity magnetic energy magnetical powers magnets of different Mean Deviation mean power method of deviations method of torsion obtained pairs plates or bars pound mass Power in Combination powers of magnets proportional powers ratio reduced relative directive relative powers respective SECT separately shewn shews similar single bar six plates six-inch steel from Bradford Table tangent temperature tempered plates Tested thickness thin plates tion various vols whilst
Популярні уривки
Сторінка 306 - Encyclopaedia of Geography ; comprising a complete Description of the Earth : Exhibiting its Relation to the Heavenly Bodies, its Physical Structure, the Natural History of each Country, and the Industry, Commerce, Political Institutions, and Civil and Social State of All Nations. Second Edition ; with 82 Maps, and upwards of 1,000 other Woodcuts. 8vo. price 60s. Neale.
Сторінка 299 - Kirby and Spence's Introduction to Entomology ; or, Elements of the Natural History of Insects : Comprising an Account of Noxious and Useful Insects, of their Metamorphoses, Food, Stratagems, Habitations, Societies, Motions, Noises, Hybernation, Instinct, &c.
Сторінка 293 - Encyclopaedia of Rural Sports; or, a complete Account, Historical, Practical, and Descriptive, of Hunting, Shooting, Fishing, Racing, and other Field Sports and Athletic Amusements of the present day.
Сторінка 293 - Published by Order of the Lords Commissioners of HM Treasury. 8vo. with Maps, Woodcuts, and 12 large Pates, 14s. cloth. DE MORGAN.-AN ESSAY ON PROBABILITIES, And on their Application to Life Contingencies and Insurance Offices.
Сторінка 304 - M'Culloch. — A Dictionary, Practical, Theoretical, and Historical, of Commerce and Commercial Navigation. Illustrated with Maps and Plans.
Сторінка 293 - A Dictionary of Science, Literature, and Art : Comprising the History, Description, and Scientific Principles of every Branch of Human Knowledge ; with the Derivation and Definition of all the Terms in General Use. Edited by WT BRANDE, FRSL and E.
Сторінка 309 - Riddle's Diamond Latin-English Dictionary. A Guide to the Meaning. Quality, and right Accentuation of Latin Classical Words. Royal 32mo.
Сторінка 297 - New Edition. Fcp. 8vo. 5s. cloth. HUDSON.-PLAIN DIRECTIONS FOR MAKING WILLS In Conformity with the Law, and particularly with reference to the Act 7 Will. 4 and I Viet, c. 26. To which is added, a clear Exposition of the Law relating to the distribution of Personal Estate in the case of Intestacy ; with two Forms of Wills, and much useful information, &c.
Сторінка 296 - Visits to Remarkable Places : Old Halls, Battle-Fields, and Scenes illustrative of Striking Passages in English History and Poetry. By WILLIAM HOWITT. 2 vols. square crown 8vo. with Wood Engravings, 25s. The Rural Life of England.
Сторінка 293 - Hints to Mothers, for the Management of their Health during the Period of Pregnancy and in the Lying-in Room: With an Exposure of Popular Errors in connexion with those subjects, &c.