The Mechanical Principles of Engineering and ArchitectureJ. Wiley, 1875 - 699 стор. |
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Сторінка ix
... resistance opposed to the acceleration or the retardation of a body's motion , he has shown ( Arts . 66. and 122. ) the work expended in overcoming this resistance through any space , to be measured by one half the vis viva accumulated ...
... resistance opposed to the acceleration or the retardation of a body's motion , he has shown ( Arts . 66. and 122. ) the work expended in overcoming this resistance through any space , to be measured by one half the vis viva accumulated ...
Сторінка xix
... Resistance The Line of Pressure The Stability of a Solid Body The Stability of a Structure • • The Wall or Pier The Line of Resistance in a Pier The Stability of a Wall supported by Shores The Gothic Buttress . · . 377 · . 379 · • 880 ...
... Resistance The Line of Pressure The Stability of a Solid Body The Stability of a Structure • • The Wall or Pier The Line of Resistance in a Pier The Stability of a Wall supported by Shores The Gothic Buttress . · . 377 · . 379 · • 880 ...
Сторінка 55
... resistance from the friction , & c . , of the road being continually opposed to i motion . These resistances on the different loads constitute a system of para- lel pressures , each of whose points of application is separately ...
... resistance from the friction , & c . , of the road being continually opposed to i motion . These resistances on the different loads constitute a system of para- lel pressures , each of whose points of application is separately ...
Сторінка 59
... resistance is the same , whatever may be the nature of that resistance . 66. TO ESTIMATE THE NUMBER OF UNITS OF WORK ACCUMU- LATED IN A BODY MOVING WITH A GIVEN VELOCITY . Let w be the weight of the body in pounds , and v its velocity ...
... resistance is the same , whatever may be the nature of that resistance . 66. TO ESTIMATE THE NUMBER OF UNITS OF WORK ACCUMU- LATED IN A BODY MOVING WITH A GIVEN VELOCITY . Let w be the weight of the body in pounds , and v its velocity ...
Сторінка 68
... resistance opposed to the motion of that arm , and at other periods fall short of it ; so that the resultant of this pressure and this resistance , or the unbalanced pressure Р upon the arm , must at one period of each revolution have ...
... resistance opposed to the motion of that arm , and at other periods fall short of it ; so that the resultant of this pressure and this resistance , or the unbalanced pressure Р upon the arm , must at one period of each revolution have ...
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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