Philosophical MagazineTaylor & Francis., 1898 - Physics |
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Page 8
... Centre of a Circular Image . Equation ( II . a ) shows that the intensity of light at the centre of a luminous disk as seen through a telescope is given by I ( 1 ) = 1 — J2 ( r ) —J ̧a ( r ) = 1 - y . If the disk be divided by a series ...
... Centre of a Circular Image . Equation ( II . a ) shows that the intensity of light at the centre of a luminous disk as seen through a telescope is given by I ( 1 ) = 1 — J2 ( r ) —J ̧a ( r ) = 1 - y . If the disk be divided by a series ...
Page 194
... centre of curvature of the circular mirror and we should expect to find no focus conjugate to the source . But there is a well - defined centre of a series of concentric circles ; this centre is distant from the mirror less than half ...
... centre of curvature of the circular mirror and we should expect to find no focus conjugate to the source . But there is a well - defined centre of a series of concentric circles ; this centre is distant from the mirror less than half ...
Page 391
... centre of etR / ab . ( ii . ) At points outside the sphere , the potential is equivalent to that of a magnet of moment -Me - 3R / 2aa3 / b3 at a distance from the centre of e - Raa / b . The positions P , Q occupied by these images at ...
... centre of etR / ab . ( ii . ) At points outside the sphere , the potential is equivalent to that of a magnet of moment -Me - 3R / 2aa3 / b3 at a distance from the centre of e - Raa / b . The positions P , Q occupied by these images at ...
Contents
CONTENTS OF VOL XLV | 1 |
F Brush on the Transmission of Radiant Heat | 31 |
Mr W H Macaulay on the Stresses and Deflection | 42 |
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accuracy acid adjusted æther alternating currents aluminium amperes angle apparatus axis bars bulb calculated cathodic rays cell centim centre charge circuit cloud coil condenser constant cooling copper corresponding curve cylinder deflection deflexion determined disk distance effect electric electrification electrodes electrodynamometer electrolyte electrometer electromotive force equal equation error experiments film gases girder give given glass heat Hence hydrogen inductor integral intensity isomorphisms J. J. Thomson light lines Lord Kelvin Lord Rayleigh magnetic force means measured mercury metal method millimetre minute motion mutual inductances nearly negative observed obtained oxygen particle Phil plane plate platinum position potential pressure radius reflector resistance scale self-induction simple isomorphisms solution sphere spherometer subgroup substitutions surface temperature tensions thermometer thickness tube variation velocity verre dur vertical waves wire x-rays zero zinc