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This is a crucial parameter for pump selection and is a popularly used parameter for ascertaining industrial requirements. By eliminating the inlet head, we remove the effect of the supplied pressure to the pump and are left with only the pump’s energy (head) contribution to the fluid flow. Schematic representation of pressure heads in a pump.
A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...
Some of the problems of the brushed DC motor are eliminated in the BLDC design. In this motor, the mechanical "rotating switch" or commutator is replaced by an external electronic switch synchronised to the rotor's position. BLDC motors are typically 85%+ efficient, reaching up to 96.5%, [76] while brushed DC motors are typically 75–80% ...
The spectrum of light produced by an incandescent lamp closely approximates that of a black body radiator at the same temperature. [85] The basis for light sources used as the standard for color perception is a tungsten incandescent lamp operating at a defined temperature. [86] Spectral power distribution of a 25 W incandescent light bulb.
Fluorescent lamps with magnetic ballasts flicker at a normally unnoticeable frequency of 100 or 120 Hz and this flickering can cause problems for some individuals with light sensitivity; [69] they are listed as problematic for some individuals with autism, epilepsy, [70] lupus, [71] chronic fatigue syndrome, Lyme disease, [72] and vertigo. [73]
The B Reactor at the Hanford Site, near Richland, Washington, was the first large-scale nuclear reactor ever built. The project was a key part of the Manhattan Project , the United States nuclear weapons development program during World War II .
Dying Light 2 Stay Human is a 2022 action role-playing game developed and published by Techland. The game is a sequel to Dying Light, and was released for PlayStation 4, PlayStation 5, Windows, Xbox One, and Xbox Series X/S on 4 February 2022. A cloud version for the Nintendo Switch is in development.
Pro Evolution Soccer 5 (abbreviated PES 5), known as World Soccer: Winning Eleven 9 in Japan and North America (sometimes mislabeled as World Soccer Winning Eleven 9 International), is a 2005 football sports simulation video game developed and produced by Konami as part of the Pro Evolution Soccer series.