Difference between revisions of "Foucault's Pendulum"
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The physicist Foucault demonstrated this in the church Le Pantheon in Paris in 1851. | The physicist Foucault demonstrated this in the church Le Pantheon in Paris in 1851. | ||
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| + | ==Other Uses== | ||
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| + | Foucault's Pendulum is also the English name for an Italian novel by Umberto Eco. | ||
Revision as of 20:53, March 14, 2007
Foucault's pendulum a weight (usually a ball) suspended by a wire that is attached at the ceiling with a joint that allows the weight to swing in any direction.
The motion of this pendulum proves that the earth is rotating underneath the pendulum. The angle of the rotation of the pendulum per hour remains fixed at any location and equals:
where q is the latitude of the observer.
The physicist Foucault demonstrated this in the church Le Pantheon in Paris in 1851.
Other Uses
Foucault's Pendulum is also the English name for an Italian novel by Umberto Eco.