An elementary treatise on MechanicsMacmillan, 1863 - 374 σελίδες |
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Αποτελέσματα 1 - 5 από τα 100.
Σελίδα 1
... given body being limited in every direction , it will consequently have a determinate form and volume . A body or system of bodies all the points of which are held together in an invariable position with respect to one another , is said ...
... given body being limited in every direction , it will consequently have a determinate form and volume . A body or system of bodies all the points of which are held together in an invariable position with respect to one another , is said ...
Σελίδα 5
... given . So long as the volume and constitution of a given portion of matter remain the same , this quality mass remains the same . The mass of a body has been sometimes defined as the quantity of matter in it : but this vague definition ...
... given . So long as the volume and constitution of a given portion of matter remain the same , this quality mass remains the same . The mass of a body has been sometimes defined as the quantity of matter in it : but this vague definition ...
Σελίδα 9
... given direction or the opposite , they will be equivalent to a single force represented by the algebraic sum of the several forces ; and if this sum be affected with a positive sign , the equivalent force will act in the direction which ...
... given direction or the opposite , they will be equivalent to a single force represented by the algebraic sum of the several forces ; and if this sum be affected with a positive sign , the equivalent force will act in the direction which ...
Σελίδα 19
... given by different mathematicians , several of which have been reviewed by Jacobi . The proof given above is due to M. Duchayla . Several very interesting theorems can be readily deduced from the parallelogram of forces : the first we ...
... given by different mathematicians , several of which have been reviewed by Jacobi . The proof given above is due to M. Duchayla . Several very interesting theorems can be readily deduced from the parallelogram of forces : the first we ...
Σελίδα 23
Stephen Parkinson. we can obtain at once a theorem given by Leibnitz for deter- mining geometrically the resultant of any number of forces acting at a point . From any point A draw a straight line AB to represent one of the forces in ...
Stephen Parkinson. we can obtain at once a theorem given by Leibnitz for deter- mining geometrically the resultant of any number of forces acting at a point . From any point A draw a straight line AB to represent one of the forces in ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
accelerating force angular points applied axis balance ball bisects body or system centre of gravity circle coefficient of friction conditions of equilibrium cos² curve cycloid cylinder determine diagonal distance elastic equal particles equation equi find the centre fixed point forces acting fulcrum funicular geometrical given heavy particles Hence horizontal plane impact inclined plane latus rectum length lever librium magnitude and direction mass middle point moving parabola parallel parallelogram parallelogram of forces parallelopiped Pcos perpendicular polygon position of equilibrium pressure pully pyramid radius represented resolved rest resultant right angles rough shew sides similar triangles sin² sliding smooth sphere straight line string passes student suppose surface system of forces system of particles tangent tension theorem three forces tion triangle uniform vertex vertical plane virtual velocity W's virtual weight
Δημοφιλή αποσπάσματα
Σελίδα 15 - If two forces acting at a point be represented in magnitude and direction by the...