2017
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Iraq
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Oman
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Qatar
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Taiwan
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Detailed explanation-1: -Submarines were first built by Dutch inventor Cornelius van Drebel in the early 17th century, but it was not until 150 years later that they were first used in naval combat.
Detailed explanation-2: -The first submarine not relying on human power for propulsion was the French Plongeur (Diver), launched in 1863, which used compressed air at 180 psi (1, 200 kPa). Narcís Monturiol designed the first air-independent and combustion-powered submarine, Ictíneo II, which was launched in Barcelona, Spain in 1864.
Detailed explanation-3: -Nautilus: 1800 While working for the French government in 1800, American inventor Robert Fulton designed the “Nautilus, ” an-all metal craft often called the first modern submarine. The 21-foot ship featured several revolutionary innovations including a cigar-shaped hull and a copper conning tower.