Transactions of the Cambridge Philosophical Society, المجلد 22University Press, 1923 |
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النتائج 1-5 من 8
الصفحة 484
... solid angle , " which , at any level , is the empty solid angle into which molecules possessing sufficient velocities at that level are free to escape . It will appear that by this means a direct rough evaluation of the density and ...
... solid angle , " which , at any level , is the empty solid angle into which molecules possessing sufficient velocities at that level are free to escape . It will appear that by this means a direct rough evaluation of the density and ...
الصفحة 492
... solid angle do , with vertex at P and axis making an angle 0 with the vertical , and consider the element of volume Q intercepted by it between hemispheres of radius a and a + da , where a < cdt . cdt- da 이 ΦΩ 8 a FIG . 3 . Provided dt ...
... solid angle do , with vertex at P and axis making an angle 0 with the vertical , and consider the element of volume Q intercepted by it between hemispheres of radius a and a + da , where a < cdt . cdt- da 이 ΦΩ 8 a FIG . 3 . Provided dt ...
الصفحة 494
... solid angle subtended at any point in the outer layers of the atmosphere by the molecules lying above that point ... solid angle do , the direction of whose axis has a zenith distance 0 , and let f ( r , cos ) be the fraction of this ...
... solid angle subtended at any point in the outer layers of the atmosphere by the molecules lying above that point ... solid angle do , the direction of whose axis has a zenith distance 0 , and let f ( r , cos ) be the fraction of this ...
الصفحة 495
... solid angle , an increasing function increasing from zero . These two statements taken together indicate the existence of a maximum . The anomalous case n = 0 arises because the function ( r ) is practically the product of the density p ...
... solid angle , an increasing function increasing from zero . These two statements taken together indicate the existence of a maximum . The anomalous case n = 0 arises because the function ( r ) is practically the product of the density p ...
الصفحة 496
... solid angle is a loose one , and does not truly represent the state of affairs . For we postulate the complete equilibrium distribution of the gas to infinity , ignoring its molecular structure , and then use this steady state to ...
... solid angle is a loose one , and does not truly represent the state of affairs . For we postulate the complete equilibrium distribution of the gas to infinity , ignoring its molecular structure , and then use this steady state 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