reciprocal motion

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• motion picture, history of the — Introduction       history of the medium from the 19th century to the present. Early years, 1830–1910 Origins       The illusion of motion pictures is based on the optical phenomena known as persistence of vision and the phi phenomenon. The first …   Universalium

• Reciprocal innervation — René Descartes (1596 1650) was one of the first to conceive a model of reciprocal innervation (in 1626) as the principle that provides for the control of agonist and antagonist muscles. Reciprocal innervation describes skeletal muscles as… …   Wikipedia

• Onsager reciprocal relations — Thermodynamics …   Wikipedia

• periodic motion — /pear ee od ik, pear /, Physics. any motion that recurs in identical forms at equal intervals of time. * * * Motion that is repeated in equal intervals of time. The time of each interval is the period. Examples of periodic motion include a… …   Universalium

• simple harmonic motion — Physics. vibratory motion in a system in which the restoring force is proportional to the displacement from equilibrium. Abbr.: S.H.M., s.h.m. * * * Repetitive back and forth movement through a central, or equilibrium, position in which the… …   Universalium

• Reciprocating motion — Reciprocate Re*cip ro*cate (r[ e]*s[i^]p r[ o]*k[=a]t), v. i. [imp. & p. p. {Reciprocated} (r[ e]*s[i^]p r[ o]*k[=a] t[e^]d); p. pr. & vb. n. {Reciprocating}.] [L. reciprocatus, p. p. of reciprocare. See {Reciprocal}.] To move forward and… …   The Collaborative International Dictionary of English

• Admission on motion — In the context of the United States legal system, admission on motion refers to a type of reciprocal agreement between two U.S. states to allow members of the Bar association from each state to practice in the other. Thus, lawyers who wish to… …   Wikipedia

• Reciprocation (motion) — See Reciprocal for mathematical terminology .Reciprocation is the action in which a body s displacement returns to its starting location in a given time repeatedly, the velocity over which the displacement occurs with each repetition not… …   Wikipedia

• Europe, history of — Introduction       history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …   Universalium

• Swashplate — A swashplate is a device used in mechanical engineering to translate the motion of a rotating shaft into reciprocating motion. Conversely it can translate a reciprocating motion into a rotating one and can be used to replace the crankshaft in… …   Wikipedia

• Botulinum toxin — Clinical data Pregnancy cat.  ? Legal status  ? (US) Rout …   Wikipedia