Cyclopadic Science SimplifiedF. Warne and Company, 1869 - 685 pages |
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Page 37
... Mirrors of Japan . " He says : " The Japanese mirror is a slightly convex disc of bell metal , about 6 in . in diameter , and a quarter of an inch in thickness on the edge , ground and po- lished on the convex face , and covered with a ...
... Mirrors of Japan . " He says : " The Japanese mirror is a slightly convex disc of bell metal , about 6 in . in diameter , and a quarter of an inch in thickness on the edge , ground and po- lished on the convex face , and covered with a ...
Page 41
... mirror , M. The cone of rays reflected from this mirror is again reflected at right angles from the surface of a small plane mirror , mn , mounted at an angle of 45 ° , near the open end of the tube , into the eye - piece , which is ...
... mirror , M. The cone of rays reflected from this mirror is again reflected at right angles from the surface of a small plane mirror , mn , mounted at an angle of 45 ° , near the open end of the tube , into the eye - piece , which is ...
Page 268
John Henry Pepper. revolving mirror . If observed without the mirror , the three sparks appeared to occur simultaneously ; but when looked at in a small revolving steel mirror through a plate of glass , the sparks , accord- ing to the ...
John Henry Pepper. revolving mirror . If observed without the mirror , the three sparks appeared to occur simultaneously ; but when looked at in a small revolving steel mirror through a plate of glass , the sparks , accord- ing to the ...
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Common terms and phrases
angle apparatus appear arrangement Atomic weight atoms ball battery bismuth body boiling brass called carbon cause charcoal charge chemical chloride circuit coating coil colour condensing conductor connected containing copper crystal cylinder decomposed diameter direction disc discharge effect electric current electrical machine electro-magnet electroscope engine equal experiments flame fluid force galvanometer gases glass gold gun cotton heat hydrogen inch instrument insulated iodine iron latter length lens Leyden jar light lines liquid magnetic mercury metal mirror motion needle nitric acid obtained oxide oxygen paper particles pass phosphorus piece piston placed plate platinum polarized pole position pressure prism produced quantity rays refraction resistance salt screw shown side silver sodium solid solution sound spark specific gravity spectrum steam substance sulphate sulphuric acid surface temperature thermometer tion tourmaline tricity tube vapour velocity vessel vibrations voltaic weight wheel whilst wire zinc