The Mechanical Principles of Engineering and ArchitectureJ. Wiley, 1875 - 699 стор. |
З цієї книги
Сторінка xvi
... square root of the sum or difference of two squares . In respect to the following articles of my work I have to acknowledge my obligations to the work of M. Poncelet , entitled Mécanique Industrielle . The mode of demonstration is in ...
... square root of the sum or difference of two squares . In respect to the following articles of my work I have to acknowledge my obligations to the work of M. Poncelet , entitled Mécanique Industrielle . The mode of demonstration is in ...
Сторінка xix
... Square Thread in reference to the vari- able Inclination of the Thread at different Distances from the Axis The Beam of the Steam Engine The Crank The Dead Points in the Crank • • 329 · 331 • 332 333 · . 337 · • 341 • . 345 The Double ...
... Square Thread in reference to the vari- able Inclination of the Thread at different Distances from the Axis The Beam of the Steam Engine The Crank The Dead Points in the Crank • • 329 · 331 • 332 333 · . 337 · • 341 • . 345 The Double ...
Сторінка 40
... square . unit of which is , then will the weight of the element m be represented by pm , and its moment about the plane ABN by mnm , and 2mm × m will represent the sum of the moments of all the elements of the lamina similar to m about ...
... square . unit of which is , then will the weight of the element m be represented by pm , and its moment about the plane ABN by mnm , and 2mm × m will represent the sum of the moments of all the elements of the lamina similar to m about ...
Сторінка 47
... done through that small space will equal the number of square units in the trapezoid APP , M , ( see Art . 45. ) , and similarly with the other trape- * Note ( k ) Ed . App . zoids ; so that the number of units in the VARIABLE WORK . 47.
... done through that small space will equal the number of square units in the trapezoid APP , M , ( see Art . 45. ) , and similarly with the other trape- * Note ( k ) Ed . App . zoids ; so that the number of units in the VARIABLE WORK . 47.
Сторінка 48
... square units in the whole polygonal area APP ̧Ð ̧Ð ̧ , & c . , CB . 2 But since AM , M , M ,, & c . , are exceedingly small , this polygonal area passes into the curvilinear area APCB ; the whole work done is therefore represented by ...
... square units in the whole polygonal area APP ̧Ð ̧Ð ̧ , & c . , CB . 2 But since AM , M , M ,, & c . , are exceedingly small , this polygonal area passes into the curvilinear area APCB ; the whole work done is therefore represented by ...
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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