448 



SMITHSONIAN MISCELLANEOUS COLLECTIONS 

 Von Bezold's scheme for the hail stage 



VOL. 51 



H 



Vapor 



I J 



Beginning 

 z = 



£ = x o + y 



For the final result 'we have therefore 



End 



y = 

 £ = * + z 



= 



mi; 



M 



V 



log T/ + 0' + O * - r * - r e £ 

 v 



In consideration of the relations 

 V pj> 



this equation becomes 

 1 M r + r 



log// 



and x — e —. 

 P P' 



1 Mr 



M r. 



p> ar TT ee = l0g ^ - S Z*r £ ' " A# r/ 



In this equation the numerical values for the temperature o° C. 

 are as follows: 



M r + r. 

 flr „ = - 7 -^ . -^- e £ e = 45.20 



AR T n 



a ' AR T, 



M r 

 A~R' T t 



M r % 







s e 



= 39.99 



- 1.82 



and therefore for the determination of the partial pressure of the 

 air at the end of the hail stage the above equation becomes 



45.20 



log p' - —, - = log p 



P 



40.0 



—7- - 1.82 £ 



Po 



