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  2. Uninterruptible power supply - Wikipedia

    en.wikipedia.org/wiki/Uninterruptible_power_supply

    However, the two most common forms are tower and rack-mount. [12] Tower models stand upright on the ground or on a desk or shelf, and are typically used in network workstations or desktop computer applications. Rack-mount models can be mounted in standard 19-inch rack enclosures and can require anywhere from 1U to 12U . They are typically used ...

  3. IPS/UPS - Wikipedia

    en.wikipedia.org/wiki/IPS/UPS

    IPS/UPS is shown in orange. The IPS/UPS is a wide area synchronous transmission grid of some CIS countries , with a common mode of operation and centralized supervisory control. It has an installed generation capacity of 300 gigawatts , and produces 1,200 terawatt -hours (TWh) per year for its 280 million customers.

  4. Isolated-phase bus - Wikipedia

    en.wikipedia.org/wiki/Isolated-phase_bus

    In electrical engineering, isolated-phase bus (IPB), also known as phase-isolated bus (PIB) in some countries, is a method of construction for circuits carrying very large currents, typically between a generator and its step-up transformer in a steam or large hydroelectric power plant. Isolated phase bus during installation at the Bui Dam Ghana ...

  5. Not only a matter of education - HuffPost

    images.huffingtonpost.com/2012-10-31-FormarNot...

    childhood education programs, among others. On the other hand, there are the policies that do not focus on Hispanics per se, but that form part of a greater movement toward performance-based results assessment. This is the case of reforms related to parental choice, performance accountability, and teacher training. These policies are

  6. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. Liquid-crystal display - Wikipedia

    en.wikipedia.org/wiki/Liquid-crystal_display

    Hitachi also improved the viewing angle dependence further by optimizing the shape of the electrodes (Super IPS). NEC and Hitachi became early manufacturers of active-matrix addressed LCDs based on the IPS technology. This is a milestone for implementing large-screen LCDs having acceptable visual performance for flat-panel computer monitors and ...

  8. IP code - Wikipedia

    en.wikipedia.org/wiki/IP_Code

    IP65 touchscreen display IP65 LED lamp. The IP code or ingress protection code indicates how well a device is protected against water and dust. It is defined by the International Electrotechnical Commission (IEC) under the international standard IEC 60529 [1] which classifies and provides a guideline to the degree of protection provided by mechanical casings and electrical enclosures against ...

  9. Engineering Services Examination - Wikipedia

    en.wikipedia.org/wiki/Engineering_Services...

    The Engineering Services Examination (ESE) is a standardized test conducted annually by the Union Public Service Commission (UPSC) to recruit officers to various engineering Services under the Government of India.