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electromotive force

(Encyclopedia) electromotive force, abbr. emf, difference in electric potential, or voltage, between the terminals of a source of electricity, e.g., a battery from which no current is being drawn.…

azimuth

(Encyclopedia) azimuthazimuthăzˈəməth [key], in astronomy, one coordinate in the altazimuth coordinate system. It is the angular distance of a body measured westward along the celestial horizon from…

altazimuth coordinate system

(Encyclopedia) altazimuth coordinate systemaltazimuth coordinate systemăltăzˈəməth [key] or horizon coordinate system, astronomical coordinate system in which the position of a body on the celestial…

declination

(Encyclopedia) declination, in astronomy, one of the coordinates in the equatorial coordinate system. The declination of a celestial body is its angular distance north or south of the celestial…

Cornu, Marie Alfred

(Encyclopedia) Cornu, Marie AlfredCornu, Marie Alfredmärēˈ älfrĕdˈ kôrnüˈ [key], 1841–1902, French physicist. From 1867 he was professor at the École polytechnique, Paris. He measured the velocity of…

vertical circle

(Encyclopedia) vertical circle, in astronomy, the great circle on the celestial sphere that passes from the observer's zenith through a given celestial body. In the altazimuth coordinate system the…

Brewer's: Measure One's Length on the Ground

(To). To fall flat on the ground; to be knocked down. “If you will measure your lubber's length, tarry.” —Shakespeare: King Lear, i. 4. Source: Dictionary of Phrase and Fable, E. Cobham…

Brewer's: Measure Other People's Corn

To measure other people's corn by one's own bushel. To judge of others by oneself. In French, “Mesurer les autres à son aune;” in Latin, “Alios suo modulo metiri.” Source: Dictionary of…

Anatomy and
Physiology: ECG: Measuring a Beat

ECG: Measuring a BeatAnatomy and PhysiologyThe HeartAnatomy of the HeartThe Four ChambersThe Heart's Own BloodECG: Measuring a Beat The electrical conductivity that is an inherent part of the…