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  2. Electric power system - Wikipedia

    en.wikipedia.org/wiki/Electric_power_system

    A steam turbine used to provide electric power. An electric power system is a network of electrical components deployed to supply, transfer, and use electric power. An example of a power system is the electrical grid that provides power to homes and industries within an extended area.

  3. Outline of energy - Wikipedia

    en.wikipedia.org/wiki/Outline_of_energy

    It is approximately the heat equivalent of burning 100 cubic feet (2.8 m 3) of natural gas (~105.5 MJ). Quad – unit of energy equal to 10 15 (a short-scale quadrillion) BTU. Foot-pound (ft·lbf or ft·lbf) – unit of mechanical work, or energy, although in scientific fields one commonly uses joule (~1.356 J).

  4. Gibbs–Helmholtz equation - Wikipedia

    en.wikipedia.org/wiki/Gibbs–Helmholtz_equation

    The definition of the Gibbs function is = + where H is the enthalpy defined by: = +. Taking differentials of each definition to find dH and dG, then using the fundamental thermodynamic relation (always true for reversible or irreversible processes): = where S is the entropy, V is volume, (minus sign due to reversibility, in which dU = 0: work other than pressure-volume may be done and is equal ...

  5. Electricity - Wikipedia

    en.wikipedia.org/wiki/Electricity

    This association gave rise to the English words "electric" and "electricity", which made their first appearance in print in Thomas Browne's Pseudodoxia Epidemica of 1646. [11] Isaac Newton made early investigations into electricity, [12] with an idea of his written down in his book Opticks arguably the beginning of the field theory of the ...

  6. Parents Accused of Leaving Toddler in Closet Overnight with ...

    www.aol.com/parents-accused-leaving-toddler...

    The 2-year-old girl's body temperature was found to be as high as 109.4 degrees Fahrenheit, ... All calls are toll-free and confidential. The hotline is available 24/7 in more than 170 languages.

  7. Energetics - Wikipedia

    en.wikipedia.org/wiki/Energetics

    Energetics is the study of energy, and may refer to: Thermodynamics, branch of physics and chemistry that deals with energy, work and heat; Bioenergetics, field in biochemistry that concerns energy flow through living systems and cells; Energy flow (ecology), study of the energy balance through living things within an ecosystem

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