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uk.ask.com/what-is/what_is_a_submarine
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A submarine is a type of warship that moves completely submerged under water. The ship has a streamlined hull and it contains an air store, periscope and weapons.
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uk.ask.com/question/how-does-a-periscope-work
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A periscope works by seeing objects that are in concealed positions. In its simplest form it consists of a tube with mirrors at each end set parallel to each ... Periscopes are used on submarine...
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Periscope - Wikipedia, the free encyclopedia
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en.wikipedia.org/wiki/Periscope
The overall design of the classical submarine periscope is very simple: two telescopes pointed into ... Simon Lake used periscopes in his submarines in 1902.
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www.maritime.org/fleetsub/pscope/index.htm
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Submarine Periscope Manual, Navpers 16165, is one of a series of submarine training manuals that was completed just after WW II. The series describes the ...
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www.fleetsubmarine.com/periscope.html
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Perhaps the greatest difference between a submarine and a surface warship is the preferred method of attack. During the World War II period, surface ships ...
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www.youtube.com/watch?v=6pKyRogjlfc
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Oct 17, 2006 ... I shot this while stationed aboard the USS Wyoming SSBN 742 Gold crew. I was the Ships Photographer/videographer.
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science.howstuffworks.com/photonic-mast1.htm
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Periscopes on submarines may be as long as 60 feet (18 m). When a submarine is submerged to a depth that is equal to the length of the periscope tube, it is ...
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www.youtube.com/watch?v=b0a043PywF4
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Mar 10, 2011 ... A view through the periscope of a submarine at the Maritime Museum in San Diego.
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www.navy.mil/navydata/cno/n87/usw/issue_24/eyes.htm
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Eyes from the Deep A History of U.S. Navy Submarine Periscopes Mention the word "submarine" to anyone, and host of images will spring to. USS Adder (SS-3) ...
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