Magnetical Investigations, Volume 2Longman, Orme, Brown, Green, and Longmans, 1843 - Magnetism |
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Page 99
... average weight of 2869 grains . The quality and temper of these plates were in general very equable ; the deviating power on the compass , at one length distance , being , in the weakest , about 15o , and , in the strongest , 18 ° 30 ...
... average weight of 2869 grains . The quality and temper of these plates were in general very equable ; the deviating power on the compass , at one length distance , being , in the weakest , about 15o , and , in the strongest , 18 ° 30 ...
Page 103
... average power of the different plates was about 16 ° 10 ′ , tangent 290 , from which average , column vIII . has been calculated- the loss by combination , column Ix . , being the difference of columns VI . and VIII . The advantage of ...
... average power of the different plates was about 16 ° 10 ′ , tangent 290 , from which average , column vIII . has been calculated- the loss by combination , column Ix . , being the difference of columns VI . and VIII . The advantage of ...
Page 116
William Scoresby. being combined in the whole mass of thirty , from an average of 16 ° 10 ' , deflecting power , to 9 ° 54 ' ; and series C , from an average of 16 ° 10 ′ to that of 9 ° 0 ′ ( table at page 106 ) . In other cases , in ...
William Scoresby. being combined in the whole mass of thirty , from an average of 16 ° 10 ' , deflecting power , to 9 ° 54 ' ; and series C , from an average of 16 ° 10 ′ to that of 9 ° 0 ′ ( table at page 106 ) . In other cases , in ...
Page 126
... 51.26 125.4 D 55.53 147.6 54.37 140.8 53.46 135.6 E 51.17 124.7 50.4 119.5 48.54 114.6 Mean 136.3 131.1 127.3 Loss per cent ........ 3.9 Loss per cent . 6.6 Here the average gain by separation , and loss by 126 MAGNETICAL INVESTIGATIONS .
... 51.26 125.4 D 55.53 147.6 54.37 140.8 53.46 135.6 E 51.17 124.7 50.4 119.5 48.54 114.6 Mean 136.3 131.1 127.3 Loss per cent ........ 3.9 Loss per cent . 6.6 Here the average gain by separation , and loss by 126 MAGNETICAL INVESTIGATIONS .
Page 127
William Scoresby. Here the average gain by separation , and loss by partial or entire contact , are distinctly shewn . Even in this limited quantity of plates , amount- ing only to six in each series , we find the ad- vantage of entire ...
William Scoresby. Here the average gain by separation , and loss by partial or entire contact , are distinctly shewn . Even in this limited quantity of plates , amount- ing only to six in each series , we find the ad- vantage of entire ...
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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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