Magnetical Investigations, Volum 2Longman, Orme, Brown, Green, and Longmans, 1843 |
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Side 107
... tion , almost entirely lost their power , when placed under less severity of tension or violence in smaller masses , were capable of retaining a very considerable proportion of their original energy . Thus the whole series ( omitting ...
... tion , almost entirely lost their power , when placed under less severity of tension or violence in smaller masses , were capable of retaining a very considerable proportion of their original energy . Thus the whole series ( omitting ...
Side 117
... tion , or which have their magnetism so reduced as to add nothing essential to the total energy . In the case of the ten bars mentioned at the close of the illustrations of the result , No. 3 , p . 114 , two of the bars out of ten were ...
... tion , or which have their magnetism so reduced as to add nothing essential to the total energy . In the case of the ten bars mentioned at the close of the illustrations of the result , No. 3 , p . 114 , two of the bars out of ten were ...
Side 119
... tion in one mass in contact - it was but natural to anticipate that , an inferior deterioration would take place by a combination of a less concentrate description , the plates or bars being kept out of contact by substances , not ...
... tion in one mass in contact - it was but natural to anticipate that , an inferior deterioration would take place by a combination of a less concentrate description , the plates or bars being kept out of contact by substances , not ...
Side 122
... tion of the plates , with interposed discs of 14 inch , become available for the object contemplated . The deviating powers of the series , so combined , on the compass at two lengths or four - feet dis- tance , were as follow : - No ...
... tion of the plates , with interposed discs of 14 inch , become available for the object contemplated . The deviating powers of the series , so combined , on the compass at two lengths or four - feet dis- tance , were as follow : - No ...
Side 124
... tion . gent . Contt . tion . gent . Cont . Gain Mean O 12 362848 8.32 150 14.34 260 20.58 383 23.45 440 25.10 470 18 30 25.50 484 | | | | | · 9.6 160 10 * 9.12 162 12 15.32 278 18 16.0 287 27 24.5 447 64 26.25 497 114 29.40 570 130 ...
... tion . gent . Contt . tion . gent . Cont . Gain Mean O 12 362848 8.32 150 14.34 260 20.58 383 23.45 440 25.10 470 18 30 25.50 484 | | | | | · 9.6 160 10 * 9.12 162 12 15.32 278 18 16.0 287 27 24.5 447 64 26.25 497 114 29.40 570 130 ...
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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
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