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  2. QS World University Rankings - Wikipedia

    en.wikipedia.org/wiki/QS_World_University_Rankings

    The QS World University Rankings is a portfolio of comparative college and university rankings compiled by Quacquarelli Symonds, a higher education analytics firm.Its first and earliest edition was published in collaboration with Times Higher Education (THE) magazine as Times Higher Education–QS World University Rankings, inaugurated in 2004 to provide an independent source of comparative ...

  3. List of countries by electricity production - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    World electric generation by country and source in 2022 [1]. This is a list of countries and dependencies by annual electricity production.China is the world's largest electricity producing country, followed by the United States and India.

  4. Brihanmumbai Electric Supply and Transport - Wikipedia

    en.wikipedia.org/wiki/Brihanmumbai_Electric...

    BEST placed a ₹ 3,675 crore (US$440 million) order with Olectra Greentech to supply and maintain 2,100 battery electric single-decker buses for a 12 year period in May 2022. [18] In February 2023, India's first battery electric double-decker AC bus was deployed by BEST on the A- 115 route.

  5. 80 Plus - Wikipedia

    en.wikipedia.org/wiki/80_Plus

    80 Plus (trademarked 80 PLUS) is a voluntary certification program launched in 2004, intended to promote efficient energy use in computer power supply units (PSUs). Certification is acquirable for products that have more than 80% energy efficiency at 20%, 50% and 100% of rated load, and a power factor of 0.9 or greater at 100% load.

  6. Power supply - Wikipedia

    en.wikipedia.org/wiki/Power_supply

    A power supply is an electrical device that supplies electric power to an electrical load. The main purpose of a power supply is to convert electric current from a source to the correct voltage, current, and frequency to power the load. As a result, power supplies are sometimes referred to as electric power converters.

  7. These 10 Companies Make the Best Power Tools, Period.

    www.aol.com/10-companies-best-power-tools...

    Craftsman's V20 Cordless Multi-Use Garden Tool Kit, another winner in our Home Renovation Awards, can dig up to 25 holes per minute and a single charge on the 20-volt battery can provide enough ...

  8. Times Higher Education World University Rankings - Wikipedia

    en.wikipedia.org/wiki/Times_Higher_Education...

    The Times Higher Education World University Rankings, often referred to as the THE Rankings, is the annual publication of university rankings by the Times Higher Education magazine. The publisher had collaborated with Quacquarelli Symonds (QS) to publish the joint THE-QS World University Rankings from 2004 to 2009 before it turned to Thomson ...

  9. The 10 Best Portable Chargers and Power Banks - AOL

    www.aol.com/lifestyle/10-best-portable-chargers...

    Having a portable charger or power bank keeps your devices ready for use. We've tested and picked the 10 best portable chargers to get in 2024.

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