126 REPORT—1868. 
TABLE A (continued).—Performance of Ships, analyzed by the 
Proportion of breadth to length :: 1: ...... 
Proportion of draught to breadth:: 1:...... 
Coefficient of fineness GA @ ......:..eeeeeeeeees 
Coefficient of fineness of body B ...........6.45 
Coefficient of fineness of ends b aaa saseotaeseee 
a 
Coefficient of diminished resistance ......... 
Coefficient of performance V* x D3+LH.P. 
Coefficient of performance V* X D3+W. ... 
Coefficient of performance V* X @)+1.H.P. 
Effective diameter of wheel ................6.06- 
Velocity of paddle-wheel, in knots per hour. 
Slip, in knots per hour......-..ssssesseerssoveeee 
Slip, percent. .....cccsccrsscnerereseateeereeacons 
Slip, in feet per second. .........0.seesseeerecenee 
Ratio of slip to speed of ship::1: ............ 
Area of paddle-race, in square feet............ 
Resistance due to area of paddle-race, in lbs. 
Resistance due to length of paddle-race...... 
Garth singhept irs ccscerdens tessevssemeadoncaster aces 
Surface of skin, in square feet............0208+ 
Skin resistance, in pounds .........+6eeeseeeeee 
Speed of ship, in feet per second ..... Peises 
Resistance due to ship’s way, in lbs. ......... 
Total resistance, in Ibs. ......c0s.scecsseseseee ees 
Resistance of paddle-race to resistance of 
lawh op eSB A s8ec 4. pecocorocaceeeccl HOBSeACEOCCCS. 
Horse-power required for ship’s way ......... 
Horse- power required for skin resistance ... 
Horse-power required for slip.............+00+ 
Horse-power expended on engines and pro- 
COR ee cea-ciseoncadeeendencses. os fcpaecucheeaes 
Percentage of total I.H.P. required for @ .. 
Percentage of total I.H.P. required for skin 
Percentage of total I.H.P. required for slip 
Percentage of total I.H.P. required for 
(HM HTE Sh pada bobo beecr So sonHoOoade soo. 6 Jebounaace 
Consumption of coals per N.H.P. per hour. 
Consumption of coals per 1.H.P. per hour... 
190. 
208°6 
3491" 
510° 
22°06 
16°40 
2°79 
20 
8°65 8:48 
2 gt 2°92 
8251 *8487 
6184 "5815 
7494 6852 
O44 042 
220°8 256°4 
3698*  fuepriaes 
446° 563 
24°17 19°05 
18°72 17°85 
549 4°57 
40° 34) 
9°36 7°79 
2°41 2°90 
884. 68° 
7744 4726 
18663" 11965" 
33° 40°40 
7133" 7914" 
12436" 13957 
22°57 22 
5047" 5628 
17533" 19585 
0°94 1°63 
207° 231 
512° 575 
298 277 
148° ce 
18° Die, 
44 52°76 
25 25°46 
13° “5 
T5741. le, goes 
6:7 iy laeeebe 
a 
