deflection of the vertical

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• Vertical deflection — The vertical deflection (deflection of the plumb line, astro geodetic deflection) at a point on the earth is a measure of how far the direction of the local gravity field has been shifted by local anomalies such as nearby mountains. (Here gravity …   Wikipedia

• Vertical blanking interval — The vertical blanking interval (VBI), also known as the vertical interval or VBLANK, is the time difference between the last line of one frame or field of a raster display, and the beginning of the next. It is present in analog television, VGA,… …   Wikipedia

• Vertical direction — In astronomy, geography, geometry and related sciences and contexts, a direction passing by a given point is said to be vertical if it is locally aligned with the gradient of the gravity field, i.e., with the direction of the gravitational force… …   Wikipedia

• deflection angle — i. In surveying, a horizontal angle measured from the prolongation of the preceding line to the following line. Deflection angles to the right are positive; those to the left are negative. ii. In photogrammetry, a vertical angle, measured in the… …   Aviation dictionary

• deflection offset — noun : the distance by which a bomb deviates to right or left of the vertical projection of the airplane path above the ground …   Useful english dictionary

• Figure of the Earth — An oblate spheroid Geodesy …   Wikipedia

• Electrostatic deflection — refers to a technique for modifying the path of a stream of charged particles by the use of an electric field applied transverse to the path of the particles.The Lorentz force acts on any charged particle in an electromagnetic field.… …   Wikipedia

• World Geodetic System — The World Geodetic System defines a reference frame for the earth, for use in geodesy and navigation. The latest revision is WGS 84 dating from 1984 (last revised in 2004), which will be valid up to about 2010.Earlier schemes included WGS 72, WGS …   Wikipedia

• geodetic longitude — The angle between the plane of the reference meridian and the plane through the polar axis and the normal to the spheroid. It is the astronomical longitude corrected for the prime vertical component of the deflection of the vertical divided by… …   Aviation dictionary

• geodetic latitude — The angular distance between the plane of the equator and a normal to the spheroid. It is the astronomical latitude corrected for the meridional component of the deflection of the vertical. This is the latitude used for charts. Also called the… …   Aviation dictionary

• Oscilloscope types — This is a subdivision of the Oscilloscope article, discussing the various types and models of oscilloscopes in greater detail. Contents 1 Cathode ray oscilloscope (CRO) 1.1 Dual beam oscilloscope 2 Analog storage oscilloscope …   Wikipedia