small hydropower plant
31Energy — This article is about the scalar physical quantity. For other uses, see Energy (disambiguation). Energetic redirects here. For other uses, see Energetic (disambiguation) …
32Dissipation — In physics, dissipation embodies the concept of a dynamical system where important mechanical models, such as waves or oscillations, lose[citation needed] energy over time, typically from friction or turbulence. The lost energy converts into heat …
33Nile Basin Initiative — The Nile Basin Initiative (NBI) is a partnership among the Nile riparian states that “seeks to develop the river in a cooperative manner, share substantial socioeconomic benefits, and promote regional peace and security”. The NBI began with a… …
34List of Historic Mechanical Engineering Landmarks — The following is a list of Historic Mechanical Engineering Landmarks as designated by the American Society of Mechanical Engineers since it began the program in 1971. The designation is granted to existing artifacts or systems representing a… …
35Radiant energy — Visible light (a form of radiant energy) scattered by fog in a forest. Radiant energy is the energy of electromagnetic waves.[1] The quantity of radiant energy may be calculated by integrating radiant flux (or power) with respect to time and …
36Electric potential energy — Electromagnetism Electricity · …
37Chemical energy — is the potential of a chemical substance to undergo a transformation through a chemical reaction or, to transform other chemical substances. Breaking or making of chemical bonds involves energy, which may be either absorbed or evolved from a… …
38Choluteca river basin — The Choluteca river basin lies on the hot and dry southern Pacific coast of Honduras, and is bordered by Nicaragua to the east. The name Choluteca, thought to mean ‘broad valley,’ originates from the indigenous Chorotega tribe who inhabited the… …
39Conversion of units of energy — The SI unit for energy is the joule. The kilowatt hour, or kilowatt hour, (symbol kW·h, kW h or kWh) is equal to 3.6 megajoules. The large calorie, kilogram calorie, dietary calorie or food calorie (symbol: Cal) approximates the energy… …
40Magnetic energy — and electric energy are related by Maxwell s equations. The potential energy of a magnet of magnetic moment m in a magnetic field B is defined as the work of magnetic force (actually of magnetic torque) on re alignment of the vector of the… …
