HISTORY
THE MUSLIM WORLD AND AFRICA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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use of a magnetic compass to guide sailors at sea
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use of a telescope to discover distant planets
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use of windmills to grind wheat into flour
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use of concrete to construct arches and buildings
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Detailed explanation-1: -From 1405 until 1433, the Chinese imperial eunuch Zheng He led seven ocean expeditions for the Ming emperor that are unmatched in world history.
Detailed explanation-2: -The voyages were intended to display China’s power and culture and bring foreign treasures back to the Ming court. Zheng He set sail on his first voyage in 1405, commanding some 27, 800 men.
Detailed explanation-3: -The main ships of Zheng He’s fleet were instead six-masted 2000-liao ships. That would give burthen of 500 tons and a displacement tonnage of about 800 tons. Traditional and popular accounts of Zheng He’s voyages have described a great fleet of gigantic ships far larger than any other wooden ships in history.
Detailed explanation-4: -The reason those voyages discontinued was because of the death of Zheng. He died of an illness on the seventh voyage, on his way back home in 1433.
Detailed explanation-5: -Chinese Admiral in the Indian Ocean. In the early 1400s, Zheng He led the largest ships in the world on seven voyages of exploration to the lands around the Indian Ocean, demonstrating Chinese excellence at shipbuilding and navigation.