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  2. Seismic source - Wikipedia

    en.wikipedia.org/wiki/Seismic_source

    The most basic seismic source is a sledgehammer. A seismic energy is generated either by striking the ground directly, or more commonly striking a metal or polyethylene plate on the ground. Typically applied for near-surface seismic refraction surveys. Impact of sledgehammer contact with the surface can provide sufficient seismic energy for interface depths up to 30 m or more, depending on ...

  3. Secret Service code name - Wikipedia

    en.wikipedia.org/wiki/Secret_Service_code_name

    Secret Service code name President John F. Kennedy, code name "Lancer", with First Lady Jacqueline Kennedy, code name "Lace" The United States Secret Service uses code names for U.S. presidents, first ladies, and other prominent persons and locations. [1]

  4. List of companies based in Greater Copenhagen - Wikipedia

    en.wikipedia.org/wiki/List_of_companies_based_in...

    This is a list of major companies based in metropolitan Copenhagen, Denmark. [1][2]

  5. Four Corners Monument - Wikipedia

    en.wikipedia.org/wiki/Four_Corners_Monument

    This discrepancy left the four states asking if the correct borders were the exact lines of meridian and parallel (and if new, more accurate, surveys needed to be done), or if the markers placed during the initial surveys were now the actual border.

  6. Maximilian I of Mexico - Wikipedia

    en.wikipedia.org/wiki/Maximilian_I_of_Mexico

    Maximilian was born on 6 July 1832 in the Schönbrunn Palace in Vienna, capital of the Austrian Empire. [8][9] He was baptized the following day as Ferdinand Maximilian Josef Maria. The first name honored his godfather and paternal uncle, the future Emperor Ferdinand I, and the second honored his late maternal grandfather, Maximilian I Joseph, King of Bavaria. [10][11] His father was Archduke ...

  7. Automatic generation control - Wikipedia

    en.wikipedia.org/wiki/Automatic_generation_control

    The goal of economic dispatch is to minimize total operating costs in an area by determining how the real power output of each generating unit will meet a given load. [4] Generating units have different costs to produce a unit of electrical energy, and incur different costs for the losses in transmitting energy to the load. An economic dispatch algorithm will run every few minutes to select ...

  8. Glossary of rail transport terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_rail_transport...

    Rail transport terms are a form of technical terminology applied to railways. Although many terms are uniform across different nations and companies, they are by no means universal, with differences often originating from parallel development of rail transport systems in different parts of the world, and in the national origins of the engineers and managers who built the inaugural rail ...

  9. I'm Sorry I Haven't a Clue - Wikipedia

    en.wikipedia.org/wiki/I'm_Sorry_I_Haven't_a_Clue

    A panel game with no competition was not itself a new idea: the BBC had a history of successful quiz shows designed to allow witty celebrities to entertain where winning was not important. Examples include Ignorance Is Bliss, Just a Minute, My Word! and My Music on the radio and Call My Bluff on television. [citation needed]