Natural philosophy, tr. and ed. from Cours élémentaire de physique by E. Atkinson1872 |
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Página 182
... needle , D , is at first at the zero point , but , as the rod becomes heated , the needle moves along the scale , which shows that the short arm , C , of the lever is slightly displaced , pushed by the rod , A , as it expands . It will ...
... needle , D , is at first at the zero point , but , as the rod becomes heated , the needle moves along the scale , which shows that the short arm , C , of the lever is slightly displaced , pushed by the rod , A , as it expands . It will ...
Página 269
... the same is the case on high mountains , where there are perpetual snows even in equatorial countries . Sleet is also solidified water , and consists of small icy needles Its formation is ascribed pressed together in a confused manner.
... the same is the case on high mountains , where there are perpetual snows even in equatorial countries . Sleet is also solidified water , and consists of small icy needles Its formation is ascribed pressed together in a confused manner.
Página 277
... needle moves in the direction of zero , and regains its original temperature when air is admitted . Kirk has invented a machine for the manufacture of ice , which depends on this property . The heat developed by the compression of air ...
... needle moves in the direction of zero , and regains its original temperature when air is admitted . Kirk has invented a machine for the manufacture of ice , which depends on this property . The heat developed by the compression of air ...
Página 384
... needle can rest on a vertical pivot and oscillate freely in a vertical plane . Thus arranged , the artificial magnet becomes a magnetic needle . -375 ] Distribution of Magnetic Force . 385 375. Distribution. 384 [ 374- On Magnetism .
... needle can rest on a vertical pivot and oscillate freely in a vertical plane . Thus arranged , the artificial magnet becomes a magnetic needle . -375 ] Distribution of Magnetic Force . 385 375. Distribution. 384 [ 374- On Magnetism .
Página 386
... needle ab ; for if the same pole , B , of the bar be successively presented to the two ends of the movable needle , in one case there is re- pulsion , in the other attraction . We shall presently see that a freely suspended magnet ...
... needle ab ; for if the same pole , B , of the bar be successively presented to the two ends of the movable needle , in one case there is re- pulsion , in the other attraction . We shall presently see that a freely suspended magnet ...
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Natural philosophy, tr. and ed. from Cours élémentaire de physique by E ... Adolphe Ganot Visualização integral - 1884 |
Palavras e frases frequentes
absorbed air-pump alcohol aperture apparatus applied aqueous vapour Archimedes atmospheric pressure axis balloon barometer body boiling Boyle's law bulb called carbonic acid centre of gravity colour column compressed concave concave mirror condensing consists convex lens cooling cylinder degrees density direction distance effect elastic force equal equilibrium expansion experiment fall feet fixed focus formed gases glass greater Hence horizontal hydrometer hydrostatic balance immersed inches increases instruments iron latent heat layer lens lenses lever light liquid luminous magnetic means mercury metal mirror molecules motion number of vibrations object observed oscillations passes pendulum pipe piston placed plane plate poles pounds principle produced quantity of heat rays reflected refraction represented in fig rises scale seen sinks solid sound specific gravity steam stopcock string substances surface telescope temperature thermometer tion transmitted traversed tube tubulure vacuum valve velocity vessel volume weight wind zero
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