Perpetual Motion: The History of an Obsession |
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Page 31
... device to accumulate these changes until a sensible effect could be produced and useful work obtained . Such a device , postulated the physicists seventy and eighty years ago , may be termed a perpetual motion machine of the second kind ...
... device to accumulate these changes until a sensible effect could be produced and useful work obtained . Such a device , postulated the physicists seventy and eighty years ago , may be termed a perpetual motion machine of the second kind ...
Page 91
... device one afternoon and reported that the device was shown off to perfection , driving lathes , sawing timber and operating other machinery the moment a connection was made with a small battery of four cells . On the face of it , the ...
... device one afternoon and reported that the device was shown off to perfection , driving lathes , sawing timber and operating other machinery the moment a connection was made with a small battery of four cells . On the face of it , the ...
Page 174
... device , the journal Electricity commented in its issue for 10 June 1904 : ' In the radium clock of Harrison Martindale , an English physicist , we have to all accounts a solution of the perpetual problem of per- petual motion , which ...
... device , the journal Electricity commented in its issue for 10 June 1904 : ' In the radium clock of Harrison Martindale , an English physicist , we have to all accounts a solution of the perpetual problem of per- petual motion , which ...
Contents
Introduction | 15 |
What is Perpetual Motion? | 19 |
Elementary Physics and Perpetual Motion | 27 |
Copyright | |
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Common terms and phrases
ammonia appeared Archimedean screw atoms Bishop Wilkins Böckler boiler bottom buckets centre century chain claims clock clockwork Coleman Sellers conservation of energy continue Cox's crank demonstrated descending described device discovered discovery discs driving dry pile electricity engine exhibition experiment flywheel force Franklin Institute friction fuel Garabed Giragossian glass gravity heat hollow impossible inclined plane invention inventor Keely's lamp Law of thermodynamics levers liquid lodestone magnets means mechanism mercury move Museum natural once operation Orffyreus Patent Office pendulum perpetual motion machine perpetual motion seekers perpetual motionists Perpetuum Mobile petual motion Philadelphia philosopher physicist piece possible pressure principle probably produced Professor published pulley pump radium reactor Redheffer Rolling Ball Clock rotation scheme Second Law self-moving wheel shaft side steam Stevinus strange temperature thing thought tion tube turn uranium 235 uranium 238 valve waterwheel weights winding Zimara