An elementary treatise on MechanicsMacmillan, 1863 - 374 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 54.
Σελίδα 2
... give the name of forces , and we give the following definition : - : - Any cause which excites motion in a particle , or which only tends to excite it when its effect is prevented or modified by any other cause ( or which tends to ...
... give the name of forces , and we give the following definition : - : - Any cause which excites motion in a particle , or which only tends to excite it when its effect is prevented or modified by any other cause ( or which tends to ...
Σελίδα 10
... give the following . If a weight be supported by the hand by means of a string , the effort which the hand must exert will be the same whatever be the length of the string ( the weight of the string being neglected ) , i . e . whether ...
... give the following . If a weight be supported by the hand by means of a string , the effort which the hand must exert will be the same whatever be the length of the string ( the weight of the string being neglected ) , i . e . whether ...
Σελίδα 19
... give , called the triangle of forces , was announced in the year 1586 by Stevinus of Bruges , without any strict proof of it . 22. The Triangle of Forces . If three forces acting at a point be represented in magnitude and direction by ...
... give , called the triangle of forces , was announced in the year 1586 by Stevinus of Bruges , without any strict proof of it . 22. The Triangle of Forces . If three forces acting at a point be represented in magnitude and direction by ...
Σελίδα 21
... of some one of the forces . 25. We may now give a theorem which is an extension of that contained in Art . 22 , and is called the Polygon of Forces . Polygon of Forces . If any number of forces acting POLYGON OF FORCES . 21.
... of some one of the forces . 25. We may now give a theorem which is an extension of that contained in Art . 22 , and is called the Polygon of Forces . Polygon of Forces . If any number of forces acting POLYGON OF FORCES . 21.
Σελίδα 38
... give a ΣY — bΣX = 0 , ( iv ) and ( vi ) a'ΣY - b'EX = 0 , α b from these latter two we get ( since is not = the a b ' points A , B , C not being in one line ) , ΣΧ = 0 , Σ Υ = 0 , which with ( a ) , Σ ( xY - yX ) = 0 , are the ...
... give a ΣY — bΣX = 0 , ( iv ) and ( vi ) a'ΣY - b'EX = 0 , α b from these latter two we get ( since is not = the a b ' points A , B , C not being in one line ) , ΣΧ = 0 , Σ Υ = 0 , which with ( a ) , Σ ( xY - yX ) = 0 , are the ...
Άλλες εκδόσεις - Προβολή όλων
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...