Transactions of the Cambridge Philosophical Society, المجلد 22University Press, 1923 |
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الصفحة 483
... mean free path necessary in order that the chance of a collision may be sufficiently small . The reason appears to be that in certain cases precise knowledge of these quantities is immaterial . Jeans discusses in a general way the ...
... mean free path necessary in order that the chance of a collision may be sufficiently small . The reason appears to be that in certain cases precise knowledge of these quantities is immaterial . Jeans discusses in a general way the ...
الصفحة 492
... mean free path , all the molecules inside Q whose velocities lie between c and c + de and the directions of whose velocities lie inside the solid angle subtended by dS at Q will cross dS during the interval dt . If is the number of ...
... mean free path , all the molecules inside Q whose velocities lie between c and c + de and the directions of whose velocities lie inside the solid angle subtended by dS at Q will cross dS during the interval dt . If is the number of ...
الصفحة 494
... mean free path at this height . § 7. Outline of the method . We shall begin by calculating the solid angle subtended at any point in the outer layers of the atmosphere by the molecules lying above that point . If we imagine an observer ...
... mean free path at this height . § 7. Outline of the method . We shall begin by calculating the solid angle subtended at any point in the outer layers of the atmosphere by the molecules lying above that point . If we imagine an observer ...
الصفحة 502
... mean free path l at a given density p is given by the formula Dividing ( 77 ) by ( 78 ) we find m 1 = 2πσερ 1 = ro √2μ190 . ( 78 ) . ( 79 ) . The simplicity of this formula is worthy of note . The " mean free path " thus found is not ...
... mean free path l at a given density p is given by the formula Dividing ( 77 ) by ( 78 ) we find m 1 = 2πσερ 1 = ro √2μ190 . ( 78 ) . ( 79 ) . The simplicity of this formula is worthy of note . The " mean free path " thus found is not ...
الصفحة 503
... mean free path at the maximum , of the height of the maximum and of the actual value of the loss is the same as for n > 1. Formulae ( 76 ) ... ( 81 ) apply as they stand . Case II b . n zero or nearly zero . WITH SPECIAL REFERENCE TO ...
... mean free path at the maximum , of the height of the maximum and of the actual value of the loss is the same as for n > 1. Formulae ( 76 ) ... ( 81 ) apply as they stand . Case II b . n zero or nearly zero . WITH SPECIAL REFERENCE TO ...
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a₁ angle approximately asymptotic expansion atmosphere Axiom of Archimedes axis b₁ c₁ calculated coefficients considered constant convergent convex set cordon corresponding cos² curve d₁ definition denote density determined differential equations disturbance diurnal diurnal variations dyadic earth equal escape expression factor finite follows formula free path function G. H. Hardy giant star given h₂ Hence integral equation invariant Jacobian k₁ k₂ magnitude molecules obtained orbit paper parameters partitions plane positive potential Primitive Roots ratio relation respectively result rotation scalar shew shewn sin² solar solid angle solutions substitution suppose surface t₁ theorem theory v₁ values vector velocity w₁ X₁ XXII zero Σ Σ дх