Philosophical MagazineTaylor & Francis., 1898 - Physics |
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Page 98
A stout vertical rod is placed at some considerable distance bebind the mirror on the prolongation of the axis of the lens , and the pin Sis shifted to or from the mirror until the image of the pin seen by reflexion in the plane mirror ...
A stout vertical rod is placed at some considerable distance bebind the mirror on the prolongation of the axis of the lens , and the pin Sis shifted to or from the mirror until the image of the pin seen by reflexion in the plane mirror ...
Page 489
By grinding the back of the slide itself , even an immersion - lens can be more or less filled with direct rays , and in this way all the spots can be seen ( as spots , and not falsely as spherules ) in A. Lindheimerii ( 69,000 to the ...
By grinding the back of the slide itself , even an immersion - lens can be more or less filled with direct rays , and in this way all the spots can be seen ( as spots , and not falsely as spherules ) in A. Lindheimerii ( 69,000 to the ...
Page 495
Make the wires incandescent , and ( checking irradiation by a smoked glass ) the striation is easily seen . Make the corrugated foil incandescent ( these observations are supposed to be in the dark ) and probably the detail will be ...
Make the wires incandescent , and ( checking irradiation by a smoked glass ) the striation is easily seen . Make the corrugated foil incandescent ( these observations are supposed to be in the dark ) and probably the detail will be ...
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Contents
m FIFTH SERIES | 1 |
Mr W Sutherland on the Relative Motion of the Earth | 23 |
F Brush on the Transmission of Radiant Heat | 31 |
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adjusted apparatus appear apply approximately bars becomes bulb calculated cell centre charge circuit coil compared conductivity considerable constant containing cooling copper correction corresponding curve described determined direction distance effect electric equal equation error experiments expression field force gases give given glass greater heat Hence hydrogen increase inductances integral intensity length less light lines liquid magnetic means measured mercury metal method minutes motion nature nearly negative object observed obtained ordinary passing Phil placed plane plate positive possible potential practically present pressure produced range rays represented resistance respectively scale seen shown side similar simple solution standard substitutions suppose surface taken temperature theory thermometer thickness tube variation vary vertical volume waves wire zero zinc