102 



MR RUSSELL'S RESEARCHES IN HYDRODYNAMICS. 





TABLE II. 









THE WAVE. 















No. OF 



Experiments. 



Weight of 

 Ballast. 



Total 



Weight 

 Moved. 



Depth of 

 Immersion. 



Weight on 

 Pyramid. 



Time of com- 

 mencing Obser- 

 vation. 



Resistance 

 at 0. 



ino Feet. 



200 Feet. 



300 Feet 































Time. 



Force. 



Time. 



Force. 



Time. 



Fottt 







Lbs. 



Lbs. 



Inches. 





h m s 



Lbs. 



s 





s 





s 







( III. 



0000 



5782 



11 



2 cwt. 



8 6 63 



30.0 



21 



30 



20 



30.0 



19 



29.3 





IV. 



0000 



5782 



11 



3 cwt. 



8 26 46 



32 



16 



32 



16 



35.5 



13 



39.0 





V. 



0000 



6782 



11 



3 cwt. 



9 48 22 



36.6 



16 



37.3 



14 



44.0 



14 



45.? 





VI. 



0000 



5782 



11 



3 cwt. 



10 2 4 



28.0 



16 



37.3 



15 



39.0 



15 



39.« 





VII. 



0000 



6782 



11 



4 cwt. 



10 23 9 



39.0 



13 



(40.31 

 \41.5| 



12 



{42:7} 



12 



(47.5 

 I5I.O 



CO 

 00 



VIII. 



0000 



5782 



11 



4 cwt. 



10 40 16 



62.3 



13 



(53.6\ 

 154.71 



12 



(54.7) 

 170.0/ 



10 



(70.0 

 173.0 



1—t 



IX. 



0000 



5782 



11 



4 cwt. 



11 30 



47.5 



12 



(53.6\ 

 (56.0/ 



13 



(56.0) 

 156.0/ 



11 



(66,01 

 t63.0j 



1-5 

 X 



X. 



0000 



5782 



11 



6 cwt. 



11 17 55 



86.7 



10 



87.5 



11 



87.6 



11 



93.5 





XL 



0000 



5782 



11 



5 cwt. 



11 46 15 



66.5 



11 



87.6 



10 



93.5 



10 



98.0 





XII. 



0000 



5782 



11 



5 cwt. 



12 7 30 



82.5 



11 



84.0 



10 



81.7 



10 



100.0 





XIII. 



0000 



5782 



11 



6 cwt. 



12 21 1 



93.5 



10 



108.5 



10 



116.3 



10 



131.J 





XIV. 



0000 



5782 



11 



6 cwt. 



1 25 20 





9 



100.0 



10 



108.5 



10 



131.7 





XV. 



0000 



6782 



11 



6 cwt. 



1 46 33 



1J9.0 



10 



119.0 



10 



131.7 



9 



137.0 





XVI. 



0000 



5782 



11 



7 cwt. 



2 13 1 



131.7 



9 



133.3 



9 



133.3 



10 



147.11 





[ XVII. 



0000 



5782 



11 



7 cwt. 



2 27 32 



124.7 



9 



140.0 



9 



140.0 



9 



163.5 





/ XVIII. 



0000 



5782 



11 



7 cwt. 



10 1 20 



* 167.5 



10 



161.0 



10 



163.5 



8 



tl74.5 





XIX. 



0000 



5782 



11 



7 cwt. 



11 7 15 



* 122.6 



9 



168.0 



9 



168.0 



9 



168.0 



CO 



CO 



XX. 



0000 



5782 



11 



8 cwt. 



11 23 20 



* 1.54.0 



9 



200.0 



9 



186.0 



9 



195.0 





XXI. 



0000 



5782 



11 



8 cwt. 



12 7 10 



* 147.0 



9 



150.5 



9 



163.5 



9 



193.0 



XXIL 



0000 



5782 



11 



8 cwt. 



12 18 36 



* 147.0 



9 



147.0 



9 



159.3 



ts 



187./ 





XXIII. 



0000 



6782 



11 



8 cwt. 



12 37 26 



* 140.0 



9 



• • • 



9 



154.0 



9 



186,0 



a 



XXIV. 



0000 



5782 



11 



8 cwt. 



12 60 20 



122.5 



9 



124.7 



8 



143.5 



9 



154.0 



00 



XXV. 



0000 



6782 



11 



8 cwt. 



1 19 34 



131.7 



9 



137.0 



9 



169.3 



9 



163.5 





I XXVI. 



1 0000 



6782 



11 



8 cwt. 



1 36 23 





11 



161.0 



8 



... 



6 



200,0 





/ XXVII. 



0000 



5782 



11 



10 cwt. 



8 30 36 



210.5 



7 



210.5 



6 



210.5 



7 



210,5 





XXVIII. 



2240 



8022 



13.5 



2 cwt. 



10 26 13 



41.5 





• . . 





40.3 



16 



41,5 





XXIX. 



2240 



8022 



13.5 



2 cwt. 



11 5 49 



32.0 



17 



33.7 



16 



35.5 



15 



ml 





XXX. 



2240 



8022 



13.5 



3 cwt. 



11 24 49 



106.0 



11 





11 



■ . ■ 



• • • 



... ' 





XXXI. 



2240 



8022 



13.5 



3 cwt. 



11 39 





... 



52.3 



15 



52.3 



14 



630 ; 





XXXII. 



2240 



8022 



13.5 



3 cwt. 



11 51 10 



* 41.5 



16 



45.7 



15 



49.3 



13 



SM; 





XXXIII. 



2240 



8022 



13.5 



4 cwt. 



12 2 15 



■■■ 53.5 



49 



... 



>•• 



... 





1 

 ... . 





XXXIV. 



2240 



8022 



13.5 



3 cwt. 



12 69 26 



* 82.0 



... 





.•• 



39.0 



14 



51,1 





XXXV. 



2240 



8022 



13.5 



4 cwt. 



1 21 36 



76 



12 



76 



11 



76 



11 



81 ' 



CO 



XXXVI. 



2240 



8022 



13.5 



4 cwt. 



1 31 8 



82.6 





82.5 



... 



82.5 



10.5 



82,S, 



03 

 r-1 



XXXVII. 



2240 



8022 



13.5 



6 cwt. 



1 42 64 



124.7 



... 



124.7 



... 



124.7 



10.5 



124,1: 





XXXVIII. 



2240 



8022 



13.5 



3 cwt. 



1 52 50 



24.6 



18 



28.0 



18 



28.0 



16 



30,«' 



iJ 

 a 



XXXIX. 



2240 



8022 



13.5 



5 cwt. 



2 10 28.6 



* 131.7 



11.5 



119.0 



10 



122.5 



10 



124,1 



1-5 



XL. 



2240 



8022 



13.5 



6 cwt. 



2 20 2 



* 131.7 



10 



131.7 



9 



141.7 



9 



145..1 



1 



XLI. 



2240 



8022 



13.3 



6 cwt. 



3 38 0.5 



* 105.6 



... 



152.3 



9.3 



162.3 



9.7 



168.0 





XLII. 



2240 



8022 



13.5 



6 cwt. 



3 46 49 



111.0 



10 



135.5 



9.5 



140.0 



10 



167.0 





XLIII. 



2240 



8022 



13.5 



8 cwt. 



3 67 40.5 



* 170.0 



9 



170.0 



9.6 



172.3 



9.3 



2OO.0 





XLIV. 



2240 



8022 



13.5 



8 cwt. 



4 2 



174.5 



9.3 



176.7 



9.2 



191.3 



9 



210.3 





XLV. 



2240 



8022 



13.5 



8 cwt. 



4 19 39 



173.0 



10 



173.0 



8.5 



191.3 



8.7 



197.0, 





XLVI. 



2240 



8022 



13.5 



9 cwt. 



4 31 26 



195.0 



t8.5 



200.0 



8 



214.0 



7.5 



234.?: 





XLVII. 



2240 



8022 



13.6 



9 cwt. 



4 40 1.6 



197.0 



t6.5 



197.0 



8.6 



238.0 



8.5 



238,0: 





XLVIII. 



2240 



8022 



13.5 



9 cwt. 



4 69 41 



173.0 



9 



207.0 



9.5 



223.7 



8.5 



2313 1 





XLIX. 



2240 



8022 



13.6 



9 cwt. 



6 11 38.6 



214.0 



7.5 



214.0 



8.3 



216.3 



7.2 



217.9 





/ L. 



2240 



8022 



13.5 



10 cwt. 



6 21 6 



* 225.9 



8 



227.3 



8 



227.3 



7 



227.3 



>^ 



LI. 



4480 



10262 



15.0 



2 cwt. 



10 11 46 



39.9 



.• . 



39.0 





39.0 



16 



39.0' 



3 



1 LII. 



4480 



10262 



15.0 



2 cwt. 



10 24 12.5 



76.0 



15.5 



12.0 



16 



18.0 



17 



28.0 





\ LIII. 



4480 



10262 



15.0 



2 cwt. 



10 35 44 



39.0 



18 



32.0 



17 



39.0 



16 



39.0' 



£> 



LIV. 



4480 



10262 



16.0 



3 cwt. 



10 40 5 



41.5 



16 



44.0 



15 



46.7 



15 



47.i; 



1-1 



\ LV. 



4480 



10262 



15.0 



3 cwt. 



11 2 2.5 



39.0 



16.3 



39.0 



14 



47.6 



13.6 



61.0 



. 



* In t 



lis experiirif 



■nt an accel 



erating weii 



;ht was used 



to acquire veloci 



ty previous to the f 



rst observa 



tion. 











t Poir 



It uf transit! 



on from a v 



eloeity less 



than the w; 



ive to a velocity f 



rreater than it. 















t Thes 



e examples 



sliew the v 



iriation of i 



•esistance at 



the same velocit; 



f, due to the histor 



y of the W 



ave. 







\ 



