The Mechanical Principles of Engineering and ArchitectureJ. Wiley, 1875 - 699 стор. |
З цієї книги
Результати 6-10 із 39
Сторінка 55
... load , and conceive the weight of a la- bourer to be added to each load , and then all these at once to be raised to the height of the centre of gravity . Again , if it be required to determine the expenditure of work made in rais- ing ...
... load , and conceive the weight of a la- bourer to be added to each load , and then all these at once to be raised to the height of the centre of gravity . Again , if it be required to determine the expenditure of work made in rais- ing ...
Сторінка 203
... load , bucket , and rope , and that of the descending bucket and The rope , rope . in passing from the capstan to the shaft , traverses ( sometimes for a considerable distance ) a series of sheaves or pulleys , such as those shown in ...
... load , bucket , and rope , and that of the descending bucket and The rope , rope . in passing from the capstan to the shaft , traverses ( sometimes for a considerable distance ) a series of sheaves or pulleys , such as those shown in ...
Сторінка 205
... load , and by U , the useful work done upor it , during n revolu tions of the capstan . 2n T 2nT a , ƒ ( p . — P . ) ( a cos . 0 — ß sin . 0 ) d0 = a , f { W + P , −2μa , 0 } 2nπ ( a cos . 0 — ß sin . 0 ) d0 = a , ( W + P , ) / ( a cos ...
... load , and by U , the useful work done upor it , during n revolu tions of the capstan . 2n T 2nT a , ƒ ( p . — P . ) ( a cos . 0 — ß sin . 0 ) d0 = a , f { W + P , −2μa , 0 } 2nπ ( a cos . 0 — ß sin . 0 ) d0 = a , ( W + P , ) / ( a cos ...
Сторінка 370
... load W , and inversely as the radius R of the wheel ; whence it follows ( equation 365 ) , that the arc A is constant , or that it is the same for the same quality of road , whatever may be the weight of the load , or the dimensions of ...
... load W , and inversely as the radius R of the wheel ; whence it follows ( equation 365 ) , that the arc A is constant , or that it is the same for the same quality of road , whatever may be the weight of the load , or the dimensions of ...
Сторінка 371
... load upon that road , under all circumstances ; it being observed , that , since the arc A is the same on a horizontal road , whatever be the load , if the traction be parallel , it is also the same under the same cir- cumstances upon a ...
... load upon that road , under all circumstances ; it being observed , that , since the arc A is the same on a horizontal road , whatever be the load , if the traction be parallel , it is also the same under the same cir- cumstances upon a ...
Зміст
91 | |
99 | |
106 | |
112 | |
121 | |
130 | |
137 | |
142 | |
148 | |
154 | |
163 | |
169 | |
194 | |
202 | |
213 | |
221 | |
227 | |
234 | |
241 | |
251 | |
257 | |
283 | |
368 | |
377 | |
383 | |
397 | |
405 | |
440 | |
446 | |
454 | |
471 | |
501 | |
510 | |
518 | |
520 | |
527 | |
540 | |
571 | |
632 | |
653 | |
675 | |
683 | |
691 | |
698 | |
Інші видання - Показати все
Загальні терміни та фрази
a₁ angle of resistance angular velocity axes axis beam body bordering upon motion centre of gravity circumference co-efficient compression conical surfaces corresponding crank crank arm cubic foot curve cylinder deflexion determined displaced fluid distance ditto driven wheel driving epicycloidal equal equation equilibrium evident exceedingly small extrados forces formula friction given horizontal hypocycloidal inclination inertia intersect involute lamina length limiting angle line of centres line of resistance load machine modulus moment of inertia moving n₁ n₂ neutral line observing obtain oscillation P₁ P₂ parallel passing perpendicular pitch circle plane point of application point of contact portion position radius repre respect resultant revolution revolve rupture space stability Substituting supposed surfaces of contact taken to represent tion tooth U₁ unguent vertical vis viva viva voussoirs wall weight whence it follows whilst whole