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what do you call that thing that moves side to side on old clocks at the bottom? Whats it for? whats the purpose of it?

2007-03-24 19:12:23 · 7 answers · asked by Anonymous in Science & Mathematics Physics

7 answers

The pendulum is the basic time keeping mechanism. You make it with really good bearings and make it heavy so it won't slow down too much, and it will always swing at the same speed. Then you just use it to turn gears in the clock. The weights you see hanging in there keep it going by giving it a little kick each swing as they go down. When they get low, you raise them back up by turning a key or pulling on a chain. You adjust the clock by raising the big weight at the end of the pendulum up or down to make it swing a little faster or slower.

2007-03-25 09:36:52 · answer #1 · answered by Nomadd 7 · 0 0

Pendulum

2007-03-25 02:19:07 · answer #2 · answered by whatbeuper 2 · 0 0

Pendulum. I keeps the mechanism operating. These were in use before the main spring became available due to advances in steel making that allowed spring steel to be invented.

2007-03-25 02:17:39 · answer #3 · answered by Anonymous · 0 0

its called a pendule,and the movement drives the clock,on some old clocks there is also a chain to lower or rise the pendule,
to adjust the timing factor.

2007-03-25 02:24:39 · answer #4 · answered by Nanno D 3 · 0 0

It is a pendulum that by keeping a constant rhythm, would give a reliable second count, in turn, giving a reliable time.

2007-03-25 02:22:28 · answer #5 · answered by Shel 2 · 1 0

PENDULAM. It is to move the gears inside the clock
The oscillation of a pendulam has a fixed time,and this is
transformed into minutes and hours by means of gears.

2007-03-25 02:20:53 · answer #6 · answered by samiran_bandyopadhyay 2 · 1 0

a pendulum.

2007-03-25 11:22:47 · answer #7 · answered by Anonymous · 0 0

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