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  2. List of hydroelectric power station failures - Wikipedia

    en.wikipedia.org/wiki/List_of_hydroelectric...

    Rexburg flooded following Teton Dam failure. This is a list of major hydroelectric power station failures due to damage to a hydroelectric power station or its connections. . Every generating station trips from time to time due to minor defects and can usually be restarted when the defect has been remed

  3. Tomahawk (missile family) - Wikipedia

    en.wikipedia.org/wiki/Tomahawk_(missile_family)

    The new passive radar seeker will pick up the electromagnetic radar signature of a target and follow it, and actively send out a signal to bounce off potential targets before impact to discriminate its legitimacy before impact. [30]

  4. Yahoo Answers - Wikipedia

    en.wikipedia.org/wiki/Yahoo_Answers

    Yahoo! Answers was launched in mid-2005 for internal alpha testing by Director of Engineering Ofer Shaked. [8] [9] [10] The beta version Yahoo! Answers was launched to the general public on December 8, 2005 [11] [12] and was available until May 14, 2006. Yahoo! Answers was finally made available for general availability on May 15, 2006. [13] Yahoo!

  5. AOL latest headlines, entertainment, sports, articles for business, health and world news.

  6. Signal generator - Wikipedia

    en.wikipedia.org/wiki/Signal_generator

    A signal generator is one of a class of electronic devices that generates electrical signals with set properties of amplitude, frequency, and wave shape. These generated signals are used as a stimulus for electronic measurements, typically used in designing, testing, troubleshooting, and repairing electronic or electroacoustic devices, though it often has artistic uses as well.

  7. San Onofre Nuclear Generating Station - Wikipedia

    en.wikipedia.org/wiki/San_Onofre_Nuclear...

    The plant was shut down in 2013 after defects were found in replacement steam generators; it is currently in the process of being decommissioned. The 2.2 GW of electricity supply lost when the plant shut down was replaced with 1.8 GW from new natural-gas-fired power plants and 250 MW from energy-storage projects. [6]

  8. General Atomics MQ-9 Reaper - Wikipedia

    en.wikipedia.org/wiki/General_Atomics_MQ-9_Reaper

    Like the Predator B-001, it is powered by a TPE-331-10YGD turboprop. This variant has a payload capacity of 3,000 pounds (1,400 kg), a maximum ceiling of 52,000 feet (16 km), and an endurance of 36 hours. [11] [12] In October 2001, the USAF signed a contract for an initial pair of Predator Bs (001 and 002) for evaluation.

  9. Sound generator - Wikipedia

    en.wikipedia.org/wiki/Sound_generator

    A sound generator is a vibrating object which produces a sound. There are two main kinds of sound generators (thus, two main kinds of musical instruments).. A full cycle of a sound wave will be described in each example which consists of initial normal conditions (no fluctuations in atmospheric pressure), an increase of air pressure, a subsequent decrease in air pressure which brings it back ...