Apparent gravity: Difference between revisions
From Glossary of Meteorology
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Revision as of 16:27, 26 January 2012
apparent gravity[edit | edit source]
(
Also called effective gravity, virtual gravity.) For a rotating planet such as Earth the resultant of the force (per unit mass) due to gravity and the centrifugal force.
Also called effective gravity, virtual gravity.) For a rotating planet such as Earth the resultant of the force (per unit mass) due to gravity and the centrifugal force.
Apparent gravity is given by where g is the force (per unit mass) due to gravitational attraction, Ω is the angular velocity of the planet, and r is the position vector relative to its center. Like g, g* depends only on position. Within the earth's atmosphere the magnitude of the centrifugal force is less than 0.03% of g.
See apparent force.
See apparent force.
Dutton, J. A. 1976. The Ceaseless Wind. p. 225.