comparing instrument

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• Musical instrument — A musical instrument is a device created or adapted for the purpose of making musical sounds. In principle, any object that produces sound can serve as a musical instrument it is through purpose that the object becomes a musical instrument. The… …   Wikipedia

• Octant (instrument) — Octant. This instrument, labelled Crichton London, Sold by J Berry, Aberdeen, appears to have an ebony frame with ivory scale, vernier and signature plate. The index arm and mirror supports are brass. Rather than use a sighting telescope, this… …   Wikipedia

• Mandore (instrument) — Mandore Picture of a mandore, with tablature from Marin Mersenne s Harmonie Universelle, published 1636 in Paris. Classification String instrument Plucked string instrument Related instruments …   Wikipedia

• Measuring instrument — Captain Nemo and Professor Aronnax contemplating measuring instruments in Twenty Thousand Leagues Under the Sea …   Wikipedia

• Electronic Flight Instrument System — An electronic flight instrument system, or EFIS, is a flight deck instrument display system in which the display technology used is electronic rather than electromechanical. EFIS normally consist of a primary flight display (PFD), multi function… …   Wikipedia

• Gravimetry — For the chemical analysis technique, see Gravimetric analysis. Gravity anomalies covering the Southern Ocean are shown here in false color relief. Amplitudes range between 30 mGal (magenta) to +30 mGal (red). This image has been… …   Wikipedia

• effusiometer — instrument for comparing molecular weights of gases Scientific Instruments …   Phrontistery dictionary

• analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …   Universalium

• political system — Introduction       the set of formal legal institutions that constitute a “government” or a “ state.” This is the definition adopted by many studies of the legal or constitutional arrangements of advanced political orders. More broadly defined,… …   Universalium

• Pendulum — This article is about pendulums. For other uses, see Pendulum (disambiguation). Simple gravity pendulum model assumes no friction or air resistance …   Wikipedia

• biblical literature — Introduction       four bodies of written works: the Old Testament writings according to the Hebrew canon; intertestamental works, including the Old Testament Apocrypha; the New Testament writings; and the New Testament Apocrypha.       The Old… …   Universalium