 | Gaetano Lanza - Engineering - 1885 - 758 pages
...percussion. PROOF. — We have seen (§ loi) that where / = OD, r0 = OC, and p = radius of gyration about an axis through O perpendicular to the plane of the paper. Moreover, if PO represent the radius of gyration about an axis through C perpendicular to the plane... | |
 | Robert Samuel Heath - Geometrical optics - 1887 - 388 pages
...through a lens C was allowed to fall on a small plane mirror mon which was capable of rapid rotation about an axis through o perpendicular to the plane of the paper. At present we shall confine ourselves to the consideration of the path of a small pencil of the incident... | |
 | Robert Samuel Heath - Geometrical optics - 1888 - 250 pages
...through a lens G was allowed to fall on a small plane mirror mon which was capable of rapid rotation about an axis through o perpendicular to the plane of the paper. At present we shall confine ourselves to the consideration of the path of a small pencil of the incident... | |
 | Thomas Minchin Goodeve - Internal combustion engines - 1893 - 112 pages
...spindle. Let two diameters HL, KM intersect at right angles in the axis o, while the valve itself rotates about an axis through O, perpendicular to the plane of the paper, in the direction shown by the arrow. On considering the cycle of operations it appears that the passage... | |
 | A. L. Selby - Mechanics - 1893 - 328 pages
...which it reaches the opposite side. Angular Motion. Definition of a Particle. Let a body, free to turn about an axis through O perpendicular to the plane of the paper, be displaced so that a straight line in it Fig. 1 6. which initially coincides with OA finally coincides... | |
 | Augustus Jay Du Bois - Mechanics - 1894 - 272 pages
...Rotation and Rectilinear Translation Combined. — Let a rigid system have an angular velocity Ob = oo about an axis through O, perpendicular to the plane of the paper, and at the same time a velocity of translation v in a straight line. Then, as we have seen, page 177,... | |
 | Peter Guthrie Tait - Dynamics - 1895 - 390 pages
...OA'B' are similar and equal. Hence AB may be regarded as having passed to the position A'B' by rotation about an axis through O perpendicular to the plane of the paper. The angle of rotation is AOA' or BOB'. 64 The construction fails when Oa and O6 coincide, but in this... | |
 | William James Loudon - Dynamics, Rigid - 1895 - 266 pages
...perpendicular to its plane. In Fig. I, let OA = r, OCA = 0, OCB=a; then the moment of inertia of the arc BOD about an axis through O perpendicular to the plane of the paper is 2 ~$.pds • r1, where ds is an element of the arc at A. 7= 8 pa3 sin2 1 d0 = 4 p«3J^( i - cos... | |
 | Peter Schwamb, Allyne Litchfield Merrill - Machinery, Kinematics of - 1904 - 306 pages
...perpendiculars drawn at their middle points. Thus ab can be brought to the position a1bl by revolving it about an axis through o perpendicular to the plane of the paper, the paths of a and b being arcs of circles drawn from o as a centre, and with radii equal to oa and... | |
 | Joseph Ames - Physics - 1904 - 782 pages
...OR will make with the normal an angle (RON) equal to the angle {PON). Let the mirror now be rotated about an axis through O perpendicular to the plane of the paper ; that is, about an axis parallel to the intersection of the plane wave front with the plane mirror.... | |
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C was allowed to fall on a small plane mirror mon which was capable of rapid rotation about an axis through o perpendicular to the plane of the paper. 
