With Special Reference to the Harnessing of the Sun's Energy
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Köp båda 2 för 264 krthe onward movement of man - the energy of the movement - the three ways of increasing human energy - the first problem - how to increase the human mass - the burning of atmospheric nitrogen - the second problem - how to reduce the force retarding the human mass - the art of telautomatics - the third problem - how to increase the force accelerating the human mass - the harnessing of the sun's energy - the source of human energy - the three ways of drawing energy from the sun - great possibilities offered by iron for increasing human performance - enormous waste in iron manufacture - economical production of iron by a new process - the coming of age of aluminum - doom of the copper industry - the great civilizing potency of the new metal - efforts toward obtaining more energy from coal - the electric transmission - the gas-engine - the cold-coal battery - energy from the medium - the windmill and the solar engine - motive power from terrestrial heat - electricity from natural sources - a departure from known methods - possibility of a "self-acting" engine or machine, inanimate, yet capable, like a living being, of deriving energy from the medium - the ideal way of obtaining motive power - first efforts to produce the self-acting engine - the mechanical oscillator - work of dewar and linde - liquid air - discovery of unexpected properties of the atmosphere - strange experiments - transmission of electrical energy through one wire without return - transmission through the earth without any wire - "wireless" telegraphy - the secret of tuning - errors in the hertzian investigations - a receiver of wonderful sensitiveness - development of a new principle - the electrical oscillator - production of immense electrical movements - the earth responds to man - interplanetary communication now probable - transmission of electrical energy to any distance without wires - now practicable - the best means of increasing the force accelerating the human mass.