How it Works: Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common useWilliams, Archibald
Science
How it Works: Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use
Williams, Archibald
Science -- Juvenile literature; Technology -- Juvenile literature
Sand-glasses, 411.
Scissors, action of, _450_.
Secondary winding of induction coil, 122.
Series arrangement of electric lamps, 183.
Series winding of dynamo, _173_.
Shunt wound dynamo, _173_.
Sight, long and short, 250.
Signalling, automatic, 228;
electric, 225;
pneumatic, 225;
power, 225.
Signal levers, _206_.
Signals, interlocking of, 204;
position of, 202;
railway, 200;
single line, 215.
Silencer on motor cars, 109.
Siphon, _351_.
Slide-valve, 49, 50, 51;
setting of, 53.
Sliders, 297.
Sound, nature of, 270;
board of organ, 296;
board of piano, 280.
Spagnoletti disc instrument, 212.
Sparking-plug, _102_.
Spectacles, use of, 249.
Spectrum, colours of, 230.
Speed governors, 67, _68_, _69_;
Hartwell, 70;
marine, 71.
Speed of motor cars, 110.
Spot, blind, in eye, 251;
yellow, in eye, 251.
Spring balance for watches, 419;
compensating, 423, _424_.
Stapes, 272.
Steam, what it is, 13;
energy of, 14;
engines, 44;
engines, reciprocating, _45_;
expansive working of, 59, 81;
gauge, 36;
gauge, principle of, 37;
turbine, 74;
turbine, De Laval, 76, _77_;
turbine, Hero's, 74;
turbine, Parsons, 79, _80_;
volume of, as compared with water, 15.
Stephenson, George, 63, 375.
Stop, in lens, 244;
iris, 249;
use of, 244.
Sun-dial of Ahaz, 410.
Syntonic transmission of wireless messages, 143.
Talking-machines, 310.
Tapper in wireless telegraphy receiver, 141.
Tappet arm, 205.
Telegraph, electric, 127;
insulator, _133_;
needle, _128_;
recording, 133;
sounder, 132.
Telegraphy, high-speed, 135;
wireless, 137.
Telephone, 147;
Bell, _148_;
circuit, double-line, 155;
circuit, general arrangement, _152_, 153;
exchange, _154_, 155.
Telephony, submarine, 157.
Telescope, 257;
Galilean, _259_;
prismatic, _260_;
reflecting, 260;
terrestrial, _259_.
Threshing-machine, 447, _448_.
Thurston, Professor, 31.
Tides, 452;
high, 453;
neap and spring, 455.
Timbre, 285.
Tompion, Thomas, 412.
Torricelli, 325.
Trachea, 306.
Train staff signalling, 216;
single, 216;
and ticket, 217;
electric, 218.
Transformation of current, 124, 176.
Transmission of power, 174, _175_.
Transmitter, Edison telephone, 150;
granular carbon, 150, _151_.
Triple-valve, 196.
Trolley arm, 176.
Turbines, steam, 74.
_Turbinia_, the, 79.
Tympanum, 137, 271, 272.
Universal joint, 93.
Vacuum brake, 189, _190_, _191_.
Vacuum chamber of aneroid barometer, _330_.
Valve, piston, 67;
safety, 32;
of internal-combustion engine, 89.
Valves of the heart, 357.
Veins, 358;
capillary, 358;
pulmonary, 361.
Ventral segments, 291.
Ventricles, 357.
Public-domain text, read in full here on John Shaqi.
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