Re: [HM] The Foucault pendulum.

Roger Cooke (cooke@emba.uvm.edu)
Wed, 27 Jan 1999 11:47:02 -0500 (EST)

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Indeed, the fraction of a revolution the Foucault pendulum performs in
a day is the sine of one's latitude (which makes it possible to determine
latitude at the bottom of a mine shaft, provided one has an accurate
timepiece).

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