rotation about a stationary axis

См. также в других словарях:

• Absolute rotation — In physics, the consideration of absolute rotation rotation independent of any external reference is a topic of debate about relativity, cosmology, and the nature of physical laws. The question of whether absolute rotation is meaningful is… …   Wikipedia

• Cheng Rotation Vane CRV — Cheng Rotation Vane The Cheng Rotation Vane CRV® consists of a set of stationary vanes in a cylindrical body which is placed immediately upstream of an elbow or tee in a piping system. It eliminates elbow induced turbulence which negatively… …   Wikipedia

• mechanics — /meuh kan iks/, n. 1. (used with a sing. v.) the branch of physics that deals with the action of forces on bodies and with motion, comprised of kinetics, statics, and kinematics. 2. (used with a sing. v.) the theoretical and practical application …   Universalium

• Balance board — A balance board is a device used for recreation, athletic training, brain development, therapy, musical training and other kinds of personal development. It is a lever, similar to a see saw, that the user usually stands on, usually with the left… …   Wikipedia

• quantum mechanics — quantum mechanical, adj. Physics. a theory of the mechanics of atoms, molecules, and other physical systems that are subject to the uncertainty principle. Abbr.: QM Cf. nonrelativistic quantum mechanics, relativistic quantum mechanics. [1920 25]… …   Universalium

• Sundial — A sundial is a device that measures time by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style (a thin rod or a sharp, straight edge) onto a flat surface marked with lines indicating… …   Wikipedia

• Cosmology in medieval Islam — Islamic cosmology refers to cosmology in Islamic societies. It is mainly derived from the Qur an, Hadith, Sunnah, and current Islamic as well as other pre Islamic sources. The Qur an itself mentions seven heavens[1] and a vast universe sustained… …   Wikipedia

• tornado — tornadic /tawr nad ik, nay dik/, adj. tornadolike, adj. /tawr nay doh/, n., pl. tornadoes, tornados. 1. a localized, violently destructive windstorm occurring over land, esp. in the Middle West, and characterized by a long, funnel shaped cloud… …   Universalium

• Timeline of Islamic science and engineering — This timeline of Islamic science and engineering covers the general development of science and technology in the Islamic world during the Islamic Golden Age, usually dated from the 7th to 16th centuries.From the 17th century onwards, the advances …   Wikipedia

• ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… …   Universalium

• Gimbal — A gimbal is a pivoted support that allows the rotation of an object about a single axis. A set of two gimbals, one mounted on the other with pivot axes orthogonal, may be used to allow an object mounted on the innermost gimbal to remain vertical… …   Wikipedia