Vectors and Rotors: With ApplicationsE. Arnold, 1903 - 204 σελίδες |
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Αποτελέσματα 1 - 5 από τα 17.
Σελίδα 3
... placed in the proper direction , ( 3 ) a proper sense be given to the line . The sense is usually indicated by an arrowhead on the line . The line itself with its direction and sense is called a vector . A vector must not be understood ...
... placed in the proper direction , ( 3 ) a proper sense be given to the line . The sense is usually indicated by an arrowhead on the line . The line itself with its direction and sense is called a vector . A vector must not be understood ...
Σελίδα 17
... placed so that the beginning of the second coincides with the end of the first , then the vector from the beginning of the first to the end of the second is called the sum of the two vectors . Denoting the steps AB , BC , and AC by a ...
... placed so that the beginning of the second coincides with the end of the first , then the vector from the beginning of the first to the end of the second is called the sum of the two vectors . Denoting the steps AB , BC , and AC by a ...
Σελίδα 41
... placed on a smooth inclined plane and is kept at rest by a force acting up the plane . Determine the magnitude of this force and the pressure on the plane . By a smooth surface is meant one that offers no resistance to bodies sliding on ...
... placed on a smooth inclined plane and is kept at rest by a force acting up the plane . Determine the magnitude of this force and the pressure on the plane . By a smooth surface is meant one that offers no resistance to bodies sliding on ...
Σελίδα 44
... placed weights of any desired magnitude , to C is attached a cord which passing round the pulley D supports a scale - pan P. If the bearings of the pulley D are well lubricated we may neglect the friction there in comparison with that ...
... placed weights of any desired magnitude , to C is attached a cord which passing round the pulley D supports a scale - pan P. If the bearings of the pulley D are well lubricated we may neglect the friction there in comparison with that ...
Σελίδα 55
... placed at A , B , C the vertices of the triangle , then the mass - centre of B and C lies at A ' their mid - point , then the mass - centre of the three is that of A and A ' with masses 1 : 2 . The mass - centre of the three is ...
... placed at A , B , C the vertices of the triangle , then the mass - centre of B and C lies at A ' their mid - point , then the mass - centre of the three is that of A and A ' with masses 1 : 2 . The mass - centre of the three is ...
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Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
A₁ ABCD Algebra angle axis B₁ bars base beam bending bending moment bisect C₁ called centre collinear Commutative Law components compression coordinates coplanar couple definite denote determined diagonals direction and sense distance divide draw drawn equal equation equilibrium figure find the mass-centre forces acting frame friction given points given rotor Hence the mass-centre horizontal length line joining line parallel link-polygon load m₁ magnitude mass mid-point momental area move multiplying negative number of vectors origin orts parallel rotors parallelogram parallelopiped perpendicular plane pole polygon position vector projection quadrilateral reaction rectangle represent resultant rigid body scalar product shearing force shew shewn sides straight line stress diagram string suppose symmetry system of rotors tension tetrahedron theorem three vectors triangle vanishes vector product vector-polygon vertex vertices weight
Δημοφιλή αποσπάσματα
Σελίδα 21 - If two triangles have one angle of the one equal to one angle of the other and the sides about these equal angles proportional, the triangles are similar.
Σελίδα 29 - If the exterior angle of a triangle be bisected by a straight line which also cuts the base produced, the segments between the bisecting line and the extremities of the base have the same ratio which the other sides of the triangle have to one another...
Σελίδα 8 - If a straight line be divided into any two parts, the square on the whole line is equal to the squares on the two parts, together with twice the rectangle contained by the two parts.
Σελίδα 112 - ... is equal to the rectangle contained by the segments of the other.
Σελίδα 56 - ... are 8 in. Find the surface and volume of the greatest possible cylinder, of the same axis, that can be cut from the prism. Ex. 1634. The base of a right pyramid is a regular hexagon whose sides are 20 in., and the lateral faces are inclined to the base at an angle of 60°. Find the volume. Ex. 1635. Lines joining the mid.points of opposite edges of a tetrahedron meet in a point and bisect each other. Ex. 1636. The altitude of a cone of revolution is 27 in., and its curved surface is 7 times the...
Σελίδα 29 - The parallelograms about the diameter of any parallelogram are similar to the whole, and to one another. Let...
Σελίδα 116 - Show that the work done by a force in producing a given displacement may be measured (1) by the product of the displacement and the component of the force in the direction of the displacement...
Σελίδα 181 - A, the algebraic sum of the moments of all the forces to the left of the section is zero, since there are no forces to the left.
Σελίδα 3 - In vector geometry, a vector quantity is represented diagrammatically by a line called a vector. The length of the line represents, to scale, the magnitude of the quantity, and its direction represents the direction in which the quantity acts.
Σελίδα 29 - L' and L" cut at right angles. (8) Prove that the three bisectors of the angles of a triangle meet in a point. (9) Show that the equation of a straight line in polar co-ordinates is of the form r = p cosec (в — ф). What is the meaning of "p...