Cyclopædic Science simplified ... With ... illustrations |
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Page 2
... tubes and through straight lines ; but light was never known to move in any curve , nor to inflect itself ad umbram ... tube , having at its top the receiver which is to be exhausted . When the exhaustion has taken place , the shaft ...
... tubes and through straight lines ; but light was never known to move in any curve , nor to inflect itself ad umbram ... tube , having at its top the receiver which is to be exhausted . When the exhaustion has taken place , the shaft ...
Page 6
... tube filled with sand , and having attached one end to the ceiling or other con- venient place , it is easy by a jerk to produce the appearance of a wave , which travels distinctly from the hand to the ceiling ; at the same time it ...
... tube filled with sand , and having attached one end to the ceiling or other con- venient place , it is easy by a jerk to produce the appearance of a wave , which travels distinctly from the hand to the ceiling ; at the same time it ...
Page 8
... tubes , filled with white powders and hermetically sealed , are to be obtained . When the tubes are observed in a dark ... tube , which is surrounded with fine clay , and the whole exposed for three hours to a red heat in a furnace . The ...
... tubes , filled with white powders and hermetically sealed , are to be obtained . When the tubes are observed in a dark ... tube , which is surrounded with fine clay , and the whole exposed for three hours to a red heat in a furnace . The ...
Page 16
... tube 181 in . long , and o125 in . internal diameter . The bottom of this is closed with a flat plug of platinum , apertures being left in the sides to allow free access of spirit . A small platinum cup 0.5 in . diameter and I in . deep ...
... tube 181 in . long , and o125 in . internal diameter . The bottom of this is closed with a flat plug of platinum , apertures being left in the sides to allow free access of spirit . A small platinum cup 0.5 in . diameter and I in . deep ...
Page 18
... tube , blacked inside , having a piece , shown separate at D C , slipping into the end B. The sloping sides , D B , B C , are covered with a white reflecting surface ( white paper or finely ground porcelain ) , so that when D C is ...
... tube , blacked inside , having a piece , shown separate at D C , slipping into the end B. The sloping sides , D B , B C , are covered with a white reflecting surface ( white paper or finely ground porcelain ) , so that when D C is ...
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Common terms and phrases
acid action air-pump angle apertures apparatus arrangement axis ball barometer battery bismuth body boiling brass called carbon cause charged chemical circuit coating coil colours condensing conductor connected constructed copper cylinder described diameter direction disc discharge dry pile effect elec electric current electrical machine electro-magnet electroscope engine equal experiments flame fluid force galvanometer gases glass heat hydrogen inch induction instrument insulated iron latent heat latter length lens Leyden jar light lines magnetic mercury metal mirror motion needle observed obtained paper particles pass piece piston placed plate platinum polarized pole Polytechnic position pressure prism produced pump quantity rays reflected refraction resistance rheostat screw shellac shown side silver Sir Charles Wheatstone sound spark spectrum steam string substance sulphuric acid surface telegraph temperature thermometer tinfoil tion tourmaline tricity tube valve vapour velocity vessel vibrations voltaic wheel whilst wire zinc