Elementary Treatise on Natural Philosophy, Volumen1D. Appleton, 1890 |
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Página 73
... by making it fall to the ground . A body in an elevated position may therefore be regarded as a reservoir of work . In like manner a wound - up clock , whether driven by weights or by a spring , has work stored up in it . In all these ...
... by making it fall to the ground . A body in an elevated position may therefore be regarded as a reservoir of work . In like manner a wound - up clock , whether driven by weights or by a spring , has work stored up in it . In all these ...
Página 118
... reservoir through pipes of any length , provided that all parts of them are below the level of the water in the reservoir . It is necessary how- WATER SUPPLY . 119 ever to distinguish between the conditions.
... reservoir through pipes of any length , provided that all parts of them are below the level of the water in the reservoir . It is necessary how- WATER SUPPLY . 119 ever to distinguish between the conditions.
Página 119
... reservoir and they would still be kept full . But in practice there is a continual abstraction of energy , partly in the shape of the kinetic energy of the water which issues from taps , often with considerable velocity , and partly in ...
... reservoir and they would still be kept full . But in practice there is a continual abstraction of energy , partly in the shape of the kinetic energy of the water which issues from taps , often with considerable velocity , and partly in ...
Página 134
... reservoir v ( Fig . 102 ) closed below by a membrane ba , and terminating above in a tube of considerable length . This reser- voir is filled , suppose , with a solution of gum in water , and is kept DIFFUSION THROUGH SEPTA . 135 ...
... reservoir v ( Fig . 102 ) closed below by a membrane ba , and terminating above in a tube of considerable length . This reser- voir is filled , suppose , with a solution of gum in water , and is kept DIFFUSION THROUGH SEPTA . 135 ...
Página 135
... reservoir is immersed . Hence we conclude that the two liquids have penetrated through the membrane , but in different proportions ; and this is what is called endosmose . If instead of a solution of gum we employed water containing ...
... reservoir is immersed . Hence we conclude that the two liquids have penetrated through the membrane , but in different proportions ; and this is what is called endosmose . If instead of a solution of gum we employed water containing ...
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Términos y frases comunes
acting air-pump angle apparatus Archimedes ascend atmospheric pressure axis balance balloon barometer barrel body Boyle's law called capillary capillary action carbonic acid centimetres centre of buoyancy centre of gravity cistern column of mercury component compressed cubic cubic centimetre cylinder denote density depression depth diameter difference of level diminishes direction distance dynes efflux employed equal equilibrium exerted exhaustion experiment force free surface friction funnel gases glass grammes hence horizontal hydrogen hydrometer immersed inch increases instrument isobaric length lever liquid liquid displaced lower machine Manometer Mariotte's bottle mass measured motion nearly observed opening orifice oscillation parallel particle passes pendulum piston plane plunger position principle produce pump pump-barrel raised represented reservoir resultant rise scale screw side siphon solid specific gravity stop-cock stroke Suppose temperature tion tube untraversed space upper upward pressure vacuum valve velocity vertical vessel volume weight