The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General Literature, المجلد 3Thomas Spencer Baynes A. and C. Black, 1875 |
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الصفحة 31
... magnetic and electrical observations . It is singularly unfortunate that the disposition of meteorologists of recent years has been to recommend as hours of observa- tions for places which observe only twice or thrice daily , hours ...
... magnetic and electrical observations . It is singularly unfortunate that the disposition of meteorologists of recent years has been to recommend as hours of observa- tions for places which observe only twice or thrice daily , hours ...
الصفحة 45
... magnetic force at any point of space will then represent in direction and magni- tude the velocity of the fluid at the corresponding point of the fluid . These properties of vortex rings suggested to Sir William Thomson1 the possibility ...
... magnetic force at any point of space will then represent in direction and magni- tude the velocity of the fluid at the corresponding point of the fluid . These properties of vortex rings suggested to Sir William Thomson1 the possibility ...
الصفحة 64
... magnetic force is made to rotate , Faraday not only demonstrated the action of magnetism on light , but by using light to reveal the state of magnetisation of the medium , he " illuminated , " to use his own phrase , " the lines of magnetic ...
... magnetic force is made to rotate , Faraday not only demonstrated the action of magnetism on light , but by using light to reveal the state of magnetisation of the medium , he " illuminated , " to use his own phrase , " the lines of magnetic ...
الصفحة 90
... magnetic meridian at right angles , and , therefore , in England , have their centres nearly N.N.W. The rays rise perpendicularly from the arches , but are sometimes seen detached , or when the arch is below the horizon . They are ...
... magnetic meridian at right angles , and , therefore , in England , have their centres nearly N.N.W. The rays rise perpendicularly from the arches , but are sometimes seen detached , or when the arch is below the horizon . They are ...
الصفحة 91
... magnetic or diamagnetic polarisation , and states that when the lines converge towards the magnetic pole , fine weather follows ; when they are at right angles to this position , wet and stormy . The aurora appears in these latitudes ...
... magnetic or diamagnetic polarisation , and states that when the lines converge towards the magnetic pole , fine weather follows ; when they are at right angles to this position , wet and stormy . The aurora appears in these latitudes ...
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afterwards amount ancient appears army Assyrian Athens Atlantic August aurora Australia Austria average Averroes Avicenna Babylonia Bacon Bank of England bankers Bavaria became body Bohemia called capital carried cent centre century Chaldea chief church coast considerable consists court Dalmatia death district doctrine eastern emperor empire English established Europe exist extensive favour feet flour force France French Galicia Government Greek Gulf Gulf of Bothnia height Hungary important inhabitants island issue king known land London Lower Austria magnetic manufacture matter ment miles molecules Moravia motion mountains native nature nearly northern observed original passed period philosophy population portion possession pressure princes principal province Prussia received regarded rise river Roman Scotland side Silesia South Wales square miles Styria temperature temple tion took town Vienna vortex rings whole