 | George Biddell Airy, Sir George Biddell Airy - 1831 - 442 pàgines
...crystal, an arrangement similar to that described in (104), or at least possessing this property, that there are three directions* at right angles to each other, in which if a particle be disturbed, the resultant of the forces acting on it will tend to move it back in the... | |
 | George Biddell Airy - 1842 - 415 pàgines
...crystal, an arrangement similar to that described in (104), or at least possessing this property, that there are three directions^" at right angles to each other, in which if a particle be disturbed, the resultant of the forces * M. Fresnel has demonstrated that this must... | |
 | sir George Biddell Airy - 1858 - 438 pàgines
...an arrangement similar to that described in AMT 22 (104), or at least possessing this property, that there are three directions* at. right angles to each other, in which if a particle be disturbed, the resultant of the forces acting on it will tend to move it back in the... | |
 | George Biddell Airy - 1866 - 246 pàgines
...crystal, an arrangement similar to that described in (104), or at least possessing this property, that there are three directions* at right angles to each other, in which if a particle be disturbed, the resultant of the forces acting on it will tend to move it back in the... | |
 | Joseph John Murphy - 1869 - 384 pàgines
...directions (or, as they may be called for brevity, unequally elastic media), that in every such medium there are three directions, at right angles to each other, in which the elastic force on which the propagation of the waves depends, reacts in the direction of the displacement.... | |
 | William John Macquorn Rankine, Peter Guthrie Tait - 1881 - 638 pàgines
...directions. For those having lower degrees of symmetry, the following proposition is true : — THEOREM I. In an elastic substance which is homogeneous and symmetrical...exactly normal pressure on a plane at right angles to tJie direction of tlie strain. Those three directions are called Axes of Elasticity. The proposition... | |
 | William John Macquorn Rankine, Peter Guthrie Tait - 1881 - 644 pàgines
...symmetry, the following proposition is true:— THEOREM I. In an elastic substance which is Iwmogeneous and symmetrical with respect to molecular action,...exactly normal pressure on a plane at right angles to Uie direction of tlie strain. Those three directions are called Axes of Elasticity. The proposition... | |
 | William John Macquorn Rankine, Peter Guthrie Tait - 1881 - 260 pàgines
...proposition is true : — THEOREM I. In an clastic substance which is homogeneous and symmetrical icith respect to molecular action, there are three directions...longitudinal strain produces an exactly normal pressure on a plant at right angles to the direction of the strain. Those three directions are called Axes of Elasticity.... | |
 | William Peddie - 1896 - 608 pàgines
...of a particle does not in general act in the direction of the displacement. But Fresnel showed that there are three directions, at right angles to each other, in which the force, called into existence by the displacement, acts so as to move the particle directly back... | |
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... in all directions. For those having lower degrees of symmetry, the following proposition is true. THEOREM I. In an elastic substance which is homogeneous and symmetrical with respect to molecular action, there are three directions... 
