Experimental Physics: A Textbook of Mechanics, Heat, Sound and LightUniversity Press, 1915 - 405 páginas |
Dentro del libro
Resultados 1-5 de 13
Página 131
... molecules are free to move about because the forces on any molecule due to the surrounding molecules balance each other on the average . But when a molecule is close to the surface of the liquid there is a force on it in a direction ...
... molecules are free to move about because the forces on any molecule due to the surrounding molecules balance each other on the average . But when a molecule is close to the surface of the liquid there is a force on it in a direction ...
Página 132
... molecules of a liquid are supposed to be in motion rela- tively to each other , so that any particular molecule moves about in the liquid and so in the course of a very long time will have been as long in one part of the vessel ...
... molecules of a liquid are supposed to be in motion rela- tively to each other , so that any particular molecule moves about in the liquid and so in the course of a very long time will have been as long in one part of the vessel ...
Página 152
... the pressures each part of the gas would exert if present by itself in the same vessel . It is supposed that gases consist of molecules all in rapid motion in different directions and that the total volume of 152 [ PART II HEAT.
... the pressures each part of the gas would exert if present by itself in the same vessel . It is supposed that gases consist of molecules all in rapid motion in different directions and that the total volume of 152 [ PART II HEAT.
Página 153
... molecules composing it move about in the empty spaces between the other molecules and so produce the same pressure on the walls that they would have produced if the vessel had been empty . Although the volume actually occupied by the ...
... molecules composing it move about in the empty spaces between the other molecules and so produce the same pressure on the walls that they would have produced if the vessel had been empty . Although the volume actually occupied by the ...
Página 159
... molecular weights of the substances composing the gases . For example , the densities of oxygen , hydrogen and nitrogen are nearly proportional to 2 x 16 , 2 x 1.008 and 2 x 14. The molecular weight of a gas or vapour can therefore be ...
... molecular weights of the substances composing the gases . For example , the densities of oxygen , hydrogen and nitrogen are nearly proportional to 2 x 16 , 2 x 1.008 and 2 x 14. The molecular weight of a gas or vapour can therefore be ...
Otras ediciones - Ver todas
Términos y frases comunes
ABCD acceleration amplitude angle angular apparatus axis beam Boyle's law bright band called calorimeter centre cold body colours constant convex lens crown glass curve cylinder denotes density direction disk displacement distance dynes energy equation example focal length force f forces acting frequency gases glass gram horizontal hot body illuminated inertia J. J. Thomson knife edge liquid mass measured mercury millimetre mirror molecules moment of inertia moves nearly equal parallel particle pass pendulum perpendicular piston plane position pounds weight pressure prism produced proportional radius reflected refracted refractive index represented rotating S₁ screen shown in Fig simple harmonic motion slit specific heat spectrum sphere spherical string substance Suppose surface t₁ t₂ temperature thermometer train of waves transverse waves tube tuning fork unit v₁ vapour velocity vertical vessel vibration volume wave length weight wheel
Pasajes populares
Página 2 - The difference between one event and another does not depend on the mere difference of the times or the places at which they occur, but only on differences in the nature, configuration, or motion of the bodies concerned.
Página 42 - Any two sides of a triangle are together greater than the third side.
Página 197 - ABTU is the amount of heat required to raise the temperature of a pound of water one degree Fahrenheit.
Página 199 - For compressible flow this becomes: where y is the ratio of the specific heat at constant pressure to that at constant volume...
Página 21 - Every body perseveres in its state of rest or of moving uniformly in a straight line, except so far as it is made to change that state by external force (this applies to Ida's ribs).
Página 28 - The second law asserts that the rate of change of momentum of a body is proportional to the force acting upon the body and is in the direction of the applied force.
Página 42 - When three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two.
Página 258 - In general, the number of beats per second is equal to the difference between the frequencies of the wanes.
Página 193 - Maxwell, since it measures the change of temperature which would be produced in a unit volume of the substance by the quantity of heat which flows in unit time through unit area of a layer of unit thickness having unit difference of temperature between its faces.
Página 78 - Now consider the moment of inertia of a circular disk of mass m and radius a about an axis through its centre and perpendicular to its plane.