 | Neil Arnott - Physics - 1827 - 692 pages
...wheel-work, to count the number of the vibrations, and with a weight or spring that has force enough to counteract the retarding effects of friction and the resistance of the air. The wheels shew how many beats of the pendulum have taken place, because at every beat, a tooth of... | |
 | Neil Arnott - Physics - 1829 - 542 pages
...has its beats perfectly isochronous, or in equal times, under all circumstances. A common clock is merely a pendulum, with wheel-work attached to it, to record the number of the vibrations, and with a weight or spring having force enough to counteract the retarding effects... | |
 | Charles Knight - Labor - 1831 - 324 pages
...much or little ; that is to say, whether the arc described by it be large or small. A common clock is merely a pendulum, with wheelwork attached to it, to record the number of the vibrations ; and with a weight orspring, having force enough to counteract the retarding effects... | |
 | 1831 - 472 pages
...attached to it, to record the number of the vibrations ; and with a weight or spring, having force enough to counteract the retarding effects of friction and the resistance of the air. The wheels show how many swings or beats of the pendulum have taken place, because at every beat, a... | |
 | Francis Lieber, Edward Wigglesworth - Encyclopedias and dictionaries - 1832 - 656 pages
...day do not err to the amount of one beat or oscillation of the pendulum in a year. A common clock is merely a pendulum with wheel-work attached to it, to record the number of vibrations, uwl with a weight or spring to counteract the retarding effects of friction and the resistance of the... | |
 | John Timbs - Home economics - 1832 - 332 pages
...much or little ; that is to say, whether the arc described by it be large or small. A common clock is merely a pendulum, with wheelwork attached to it, to record the number of the vibrations ; and with a weight or spring, having force enough to counteract the retarding effects... | |
 | John Timbs - 1832 - 300 pages
...whether the arc described by it be large or small. Why is the pendulum a time-keeper ? A common clock is merely a pendulum, with wheelwork attached to it, to record the number of the vibrations ; and with a weight or spring, having force enough to counteract the retarding effects... | |
 | John Timbs - 1832 - 362 pages
...much or little ; that is to say, whether the arc described by it be large or small. A common clock is merely a pendulum, with wheelwork attached to it, to record the number of the vibrations ; and with a weight or spring, having force enough to counteract the retarding effects... | |
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A common clock is merely a pendulum, with wheelwork attached to it, to record the number of the vibrations ; and with a weight or spring, having force enough to counteract the retarding effects of friction and the resistance of the air. The wheels show... 
