the top of the Pendulum Clock and travels toward the bottom over the course of a week to power the clock instead of a spring. The pendulum swinging back and forth dictates how fast or how slow the time is indicated on the dial. The longer the pendulum, the slower the clock will run a...
That's not exactly how pendulum clocks work; it's a very simplified approximation of what's going on that's reasonably easy to follow.Photo: The escapement is a rocking lever that allows the gears in a clock to advance only at a certain rate, determined by the swings of the pendulum. ...
At last the research on application of predictive control on doublependulumis gone on. 最后作了模型预测控制算法在二级倒立摆控制系统中的应用研究. 期刊摘选 In very cold winter thependulumwill contract and the clock will go faster. 在寒冷的冬季,钟摆收缩,钟就走得快些. ...
a swinging weight,egthat which operates the mechanism of a clock.The little girl watched the pendulum swing back and forwards;(also adjective) a pendulum clock.péndulo Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd. ...
At what rate will a pendulum clock run on the Moon, where the acceleration due to gravity is 1.63 m/s2, if it keeps time accurately on Earth? That is, find the time (in hours) it takes the clock’s hour hand to make one revolution on the Moon. Suppose the length of a clock’s...
pendulum: The pendulum of a clock is a rod with a weight at the end which swings from side to side in order to make the clock work. You can use the idea of a pendulum and the way it swings regularly as a way of talking about regular changes in a situation or in people's opinions...
A pendulum or clock, one of the needles is mounted on a plate which is driven by its periphery.PRINS LEENDERTPRINS LEENDERT
The Dutch mathematician and scientist Christiaan Huygens invented a clock controlled by the motion of a pendulum in 1656. The priority of invention of the pendulum clock has been ascribed to Galileo by some authorities and to Huygens by others, but Huygens solved the essential problem of making ...
(长度) to swing back and forward, no matter(无论)how far out they swung.This discovery led to the invention(发明物) of the pendulum clock-the firstaccurate(精确的) way of keeping time.Falling BodiesBefore Galilco's time, peoplc thought that light things fell more slowly than heavy ...
On the right side of the figure, the 'key ingredients' necessary for a thorough understanding of Huygens' synchronization are presented: a proper modelling of the coupling structure and a proper model for the pendulum clocks. Although the design and construction of a mechanical clock is a highly...