A Collection of Problems in Illustration of the Principles of Theoretical MechanicsDeighton, Bell, 1876 - 667 páginas |
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Página 40
... zero , these formulæ cease to be applicable , there being in this case no single resultant ; the forces will be reducible to a resultant couple . For the complete development of the theory of Statical Couples , the reader is re- ferred ...
... zero , these formulæ cease to be applicable , there being in this case no single resultant ; the forces will be reducible to a resultant couple . For the complete development of the theory of Statical Couples , the reader is re- ferred ...
Página 46
... zero . If all the forces acting on the particle lie within a single plane , then two of the three straight lines being taken in this plane , the three equations of equilibrium will evidently be reduced to two . The conditions for the ...
... zero . If all the forces acting on the particle lie within a single plane , then two of the three straight lines being taken in this plane , the three equations of equilibrium will evidently be reduced to two . The conditions for the ...
Página 77
... 0 = 2P sin ( † — 0 ) . ..... ( 3 ) . Assume FAR , where , if u denote the coefficient of friction 1 Traité des Forces Mouvantes . 2 Cours de Physique . between the end of the value from zero up to EQUILIBRIUM OF A SINGLE BODY . 77.
... 0 = 2P sin ( † — 0 ) . ..... ( 3 ) . Assume FAR , where , if u denote the coefficient of friction 1 Traité des Forces Mouvantes . 2 Cours de Physique . between the end of the value from zero up to EQUILIBRIUM OF A SINGLE BODY . 77.
Página 78
... zero up to tan , we shall obtain a series of positions of equilibrium . Suppose for instance λ to be equal to zero ; then from ( 4 ) Pcos = 0 , and therefore hence , by ( 3 ) , W cos 02P cos 0 , = π ; remains indeter- = . Again and ...
... zero up to tan , we shall obtain a series of positions of equilibrium . Suppose for instance λ to be equal to zero ; then from ( 4 ) Pcos = 0 , and therefore hence , by ( 3 ) , W cos 02P cos 0 , = π ; remains indeter- = . Again and ...
Página 102
... zero . ( 4 ) Two equal beams AC , BC , connected by a smooth hinge at C , are placed in a vertical plane , their lower ex- tremities A and B resting on a rough horizontal plane ; from observing the greatest value of the angle ACB for ...
... zero . ( 4 ) Two equal beams AC , BC , connected by a smooth hinge at C , are placed in a vertical plane , their lower ex- tremities A and B resting on a rough horizontal plane ; from observing the greatest value of the angle ACB for ...
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Términos y frases comunes
absolute force acted angular velocity attraction axes axis beam body catenary centre of force centre of gravity circle co-ordinates coefficient of friction cos² curve cycloid cylinder denote density descends determine distance dt dt dt² dx dy dx² elastic ellipse equal equation Euler find the centre fixed point hence horizontal plane inclined plane inertia integrating James Bernoulli John Bernoulli lamina mass middle point moment of inertia motion natural length oscillation parabola perpendicular position of equilibrium pressure radius of gyration radius vector resolving forces rest right angles SECT sin² smooth sphere square straight line string supposing surface taking moments tangent tension triangle tube uniform rod varying inversely vertex vertical plane Vis Viva weight
Pasajes populares
Página 203 - A centre of force attracting inversely as the square of the distance is at the centre of a spherical cavity within an infinite mass of liquid, the pressure on which at an infinite distance is...