Magnetical Investigations, Volume 2Longman, Orme, Brown, Green, and Longmans, 1843 - Magnetism |
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Page 101
... middle , and replacing the two portions in a different manner ; so that those at first in the middle were brought to the surface , and those originally at the top and bottom were brought in contact at the middle . By this means , the ...
... middle , and replacing the two portions in a different manner ; so that those at first in the middle were brought to the surface , and those originally at the top and bottom were brought in contact at the middle . By this means , the ...
Page 130
... middle of the plates , the ends being in contact - yields an additional energy to what is obtained by entire contact , —the additional energy , however , being by no means so consi- derable as when the separation is complete . The ...
... middle of the plates , the ends being in contact - yields an additional energy to what is obtained by entire contact , —the additional energy , however , being by no means so consi- derable as when the separation is complete . The ...
Page 134
... middle of the needles after their having been tempered at a blue throughout . As , however , the investigations of this scien- tific experimentalist had been chiefly made with small masses of steel , and , generally , with thin plates ...
... middle of the needles after their having been tempered at a blue throughout . As , however , the investigations of this scien- tific experimentalist had been chiefly made with small masses of steel , and , generally , with thin plates ...
Page 135
... middle to the extent of about six inches , by laying them in succession across an iron bar , heated to red- ness , till the surface above became of a deep pur- ple colour , and then letting them cool slowly , - leaving nearly one and a ...
... middle to the extent of about six inches , by laying them in succession across an iron bar , heated to red- ness , till the surface above became of a deep pur- ple colour , and then letting them cool slowly , - leaving nearly one and a ...
Page 136
... middle . The second division shews the powers of the series in a reverse order , commencing with the weakest plates , in their original state as to temper — with the comparative powers of a part of the same series when reduced ...
... middle . The second division shews the powers of the series in a reverse order , commencing with the weakest plates , in their original state as to temper — with the comparative powers of a part of the same series when reduced ...
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Common terms and phrases
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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