water velocity
1velocity, average interstitial — The average rate of ground water flow in interstices expressed as the product of hydraulic conductivity and hydraulic gradient divided by the effective porosity. Synonymous with average linear ground water velocity or effective velocity …
2Water hammer — (or, more generally, fluid hammer) is a pressure surge or wave resulting when a fluid in motion is forced to stop or change direction suddenly (Momentum Change). Water hammer commonly occurs when a valve is closed suddenly at an end of a pipeline …
3Velocity made good — or vmg, is a term in sailing, and specifically yacht racing, that refers to the component of a sailboat s velocity that is in the direction of the next mark. The concept is useful in sailing, because a sailboat often cannot, or should not, sail …
4Water Resistant mark — Water Resistant is a common mark stamped on the back of wrist watches to indicate how well a watch is sealed against ingress of water. It is usually accompanied by an indication of the static test pressure that a sample of newly manufactured… …
5apparent ground-water velocity — See specific discharge …
6Water meter — A typical residential water meter A water meter is a device used to measure the volume of water usage. This article provides an overview of technical aspects of water meters. The worldwide prevalence of metering as well as its economic benefits… …
7Water turbine — A water turbine is a rotary engine that takes energy from moving water.Water turbines were developed in the nineteenth century and were widely used for industrial power prior to electrical grids. Now they are mostly used for electric power… …
8Water wheel — This article is about the machine for converting energy of flowing or falling water. For paddle wheels used to propel watercraft, see paddle wheel ship. For wheels used solely to lift water, see Noria. For factories or industries driven by water… …
9Velocity of money — Chart showing the log of US M2[1][2] money velocity (green), calculated by dividing nominal GDP by M2 stock, M1 plus time deposits. M2 velocity is not stable and correlates with the Employment Population ratio (blue), an indicator of economic… …
10Water pollution — Raw sewage and industrial waste flows across international borders New River passes from Mexicali to Calexico, California. Water pollution is the contamination of water bodies (e.g. lakes, rivers, oceans and groundwater). Water p …
