Perpetual Motion: The History of an Obsession |
From inside the book
Results 1-3 of 10
Page 83
... lodestone ' . The word is said to have been derived from the verb lead and stone , although old orthography shows that its accepted form was lodestone . In ancient times , as now , lodestones were found in considerable quantities in ...
... lodestone ' . The word is said to have been derived from the verb lead and stone , although old orthography shows that its accepted form was lodestone . In ancient times , as now , lodestones were found in considerable quantities in ...
Page 84
... lodestone on top of a pillar and arranged an inclined plane from ground to pillar top up which iron balls were to be drawn by the lodestone . I have already mentioned the work of Bishop Wilkins , Mathematical Magick published in 1648 ...
... lodestone on top of a pillar and arranged an inclined plane from ground to pillar top up which iron balls were to be drawn by the lodestone . I have already mentioned the work of Bishop Wilkins , Mathematical Magick published in 1648 ...
Page 85
... lodestone draws it back up again . the slope , the ball is hardly likely to be allowed to drop down the hole , let ... Lodestones , Electro - Magnetism and Steam 85.
... lodestone draws it back up again . the slope , the ball is hardly likely to be allowed to drop down the hole , let ... Lodestones , Electro - Magnetism and Steam 85.
Contents
Introduction | 15 |
What is Perpetual Motion? | 19 |
Elementary Physics and Perpetual Motion | 27 |
Copyright | |
18 other sections not shown
Other editions - View all
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