 | Monthly literary register - 1820 - 694 pages
...performed by Dr. Carpi, in the absence of Morichini, before a party of English and Italian gentlemen. The violet light was obtained in the usual manner by means of a prism, and was collected into a focus by lens of a sufficient size. The needle was made of soft iron,... | |
 | Science - 1819 - 480 pages
...prism, and was collected into a focus by a lens of a sufficient size. The needle was made of soft iron, and was found, upon trial, to possess neither polarity...by means of wax, and in such a direction as to cut the magnetic meridian at right angles. The focus of violet rays was carried slowly along the needle,... | |
 | Science - 1819 - 480 pages
...performed by Dr Carpi, in the absence of Murichini, before a party of English and Italian gentlemen. The violet light was obtained in the usual manner...prism, and was collected into a focus by a lens of a sufficient sine. The needle was made of soft iron, and was found, upon trial, to possess neither... | |
 | Science - 1819 - 482 pages
...in the absence of Morichini, before a party of English and Italian gentlemen. The violet light wan obtained in the usual manner by means of a common prism, and was collected into a focus by a lens of a sufficient size. The needle was made of soft iron, and was found, upon trial, to possess neither... | |
 | Science - 1826 - 412 pages
...had with that distinguished philosopher, and was afterwards submitted to him for his approbation. " The violet light was obtained in the usual manner,...prism, and was collected into a focus by a lens of a sufficient size. The needle was made of soft wire, and was found, upon trial, to possess neither... | |
 | Optical instruments - 1826 - 406 pages
...had with that distinguished philosopher, and was afterwards submitted to him for his approbation. " The violet light was obtained in the usual manner,...prism, and was collected into a focus by a lens of a suffiOpt. 44 cient size. The needle was made of soft wire, and was found, upon trial, to possess... | |
 | Thomas Curtis (of Grove house sch, Islington) - 440 pages
...following account was drawn up by an observer from a conversation which he had with that philosopher : ' The violet light was obtained in the usual manner,...prism, and was collected into a focus by a lens of a sufficient size. The needle was made of soft wire, and was found, upon trial, to possess neither... | |
 | American literature - 1846 - 602 pages
...of Morichini, the results of which were thus subsequently described by the latter philosopher : — "The violet light was obtained in the usual manner...attracting iron filings. It was fixed horizontally in a support by means of wax, and in such a direction as to cut the magnetic meridian at richt angles.... | |
 | 1846 - 610 pages
...of Morichini, the results of which were thus subsequently described by the latter philosopher : — 'The violet light was obtained in the usual manner...prism, and was collected into a focus by a lens of suffiient size. The needle was madeof soil wire, inil wns found, upon (rial, to possess neither jolarity,... | |
 | Henry Minchin Noad - Electricity - 1857 - 422 pages
...paid the most diligent attention to one of Morichini' s experiments, and that he saw an unmagnetized needle rendered magnetic by violet light. The following...by means of wax, and in such a direction, as to cut the magnetic meridian at right angles. The focus of violet rays was carried slowly along the needle,... | |
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The needle was made of soft iron, and was found, upon trial, to possess neither polarity nor any power of attracting iron filings. It was fixed horizontally upon a support by means of wax, and in such a direction as to cut the magnetic meridian at right... 
