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1 day ago · History. Historians Robert Friedel and Paul Israel list inventors of incandescent lamps prior to Joseph Swan and Thomas Edison of General Electric.: 91–93 They conclude that Edison's version was the first practical implementation, able to outstrip the others because of a combination of four factors: an effective incandescent material; a vacuum higher than other implementations which was ...
6 hours ago · Charlie Chaplin. Sir Charles Spencer Chaplin KBE (16 April 1889 – 25 December 1977) was an English comic actor, filmmaker, and composer who rose to fame in the era of silent film. He became a worldwide icon through his screen persona, the Tramp, and is considered one of the film industry's most important figures.
6 hours ago · Electric power is supplied by a third rail which carries 750 volts DC. The width of the carriages, 2.4 metres (7 ft 10 in), is narrower than that of newer French systems (such as the 2.9-metre or 9-foot-6-inch carriages in Lyon) [32] [33] and trains on Lines 1, 4 and 14 have capacities of 600–700 passengers; this is as compared with 2,600 on the Altéo MI 2N trains of RER A.
1 day ago · Last year's winner, Singapore Airlines, came second, followed by Emirates, ANA All Nippon Airways and Cathay Pacific. British Airways was the highest-ranking UK airline in 13th place. Europe's ...
1 day ago · Why does a sodium street lamp give off a yellow color,whereas a neon light gives off a red color? Each element produces its own characteristic color. Describe the energy levels of electrons in an atom. Every electron has a specific energy level with the lowest being n=1 and the highest being n=7.
6 hours ago · Recorded January 28, 1986. Other offices. 1968 [5] –1969: [6] Chair of the Republican Governors Association. Ronald Wilson Reagan ( / ˈreɪɡən / ⓘ RAY-gən; February 6, 1911 – June 5, 2004) was an American politician and actor who served as the 40th president of the United States from 1981 to 1989.
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1 day ago · The World's Columbian Exposition, also known as the Chicago World's Fair, was a world's fair held in Chicago from May 5 to October 31, 1893, to celebrate the 400th anniversary of Christopher Columbus 's arrival in the New World in 1492. [1] The centerpiece of the Fair, held in Jackson Park, was a large water pool representing the voyage that ...
