Transactions of the Royal Scottish Society of Arts, Volumen4Neill & Company, 1856 Vol. 1- includes the proceedings of the society. |
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Página 2
... axis . Such a hoop of glass , while it possesses no refractive action horizontally , will have such an action in the vertical plane , so as to give out in every azimuth a vertical strip of light whose breadth and height depend upon the ...
... axis . Such a hoop of glass , while it possesses no refractive action horizontally , will have such an action in the vertical plane , so as to give out in every azimuth a vertical strip of light whose breadth and height depend upon the ...
Página 3
... axis , which passes through the focus of the cylindric refractor . The positions and forms of these zones are determined on the principles of refraction and total reflec- tion . The diverging rays falling upon the first or inner side of ...
... axis , which passes through the focus of the cylindric refractor . The positions and forms of these zones are determined on the principles of refraction and total reflec- tion . The diverging rays falling upon the first or inner side of ...
Página 4
... axis , for a tangent to the parabola makes equal angles with the diameter which passes through the point of contact and a straight line drawn from that point to the focus . It must be obvious , however , that this instrument is a very ...
... axis , for a tangent to the parabola makes equal angles with the diameter which passes through the point of contact and a straight line drawn from that point to the focus . It must be obvious , however , that this instrument is a very ...
Página 8
... axis passing through the flame , we shall then have succeeded in extending the action of the lens , so as to parallelize one - half of the whole sphere of incident rays . † Such an arrangement is shewn in figs . 7 and 8 , Plate II ...
... axis passing through the flame , we shall then have succeeded in extending the action of the lens , so as to parallelize one - half of the whole sphere of incident rays . † Such an arrangement is shewn in figs . 7 and 8 , Plate II ...
Página 9
... axis of the instrument of triangles similar to a b c , fig . 10 , with a radius equal to a f . The angle formed by the radius with the horizontal axis of the instru- ment varies from nearly 90 ° down to zero , as shewn in fig . 9. Where ...
... axis of the instrument of triangles similar to a b c , fig . 10 , with a radius equal to a f . The angle formed by the radius with the horizontal axis of the instru- ment varies from nearly 90 ° down to zero , as shewn in fig . 9. Where ...
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Términos y frases comunes
Alex Alexander angle apparatus applied arch architect axis ball caisson canal carriage centre Chair coal colour colour-blind Committee constructed Convener David DAVID LANDALE decimal Description diameter disc Donations were laid Drawings Edinburgh effect engineer farthings feet fixed following Donations George George Wilson Glasgow glass Haarlem harbour holophotal improvement inches instrument iron James JAMES TOD John KEITH PRIZE Leith light lighthouse London magnet means method Minie ball Minutes of last motion paper placed plane Plate present President Prizes Professor pumps Railway Railway Signal rays read and approved Read and exhibited Report revolving river River Clyde Robert rotation Royal Scottish Society Sang screw Session side signal Society of Arts Society's Silver Medal spandril steam Stevenson Stornoway Street surface Thanks voted theodolite Thomas Thomas Grainger Thomas Stevenson tion tons Torbane vessels weight wheel William WILLIAM SWAN Wilson
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