The type of Optical Fiber that is used normally to connect two buildings that are apart by several kilometers is called the Single-Mode Optical Fiber.
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What is a Single-Mode Optical Fiber
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In the field of fiber optic communication, the single-mode optical fiber (SMF) which is also known as the fundamental or mono-mode optical fiber is one that is designed with the ability to carry and transport only a single mode of light.
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Answer: The War of 1812 was at the time often denominated a "second war of independence," as it marked the second time the U.S. had rebelled against presumed British tyranny. Even though the U.S. did not achieve its objectives in the war (impressment, the very issue on which the war was fought, was not mentioned in the Treaty of Ghent) there was a surge of nationalism and a common belief that the image of the U.S. government had been enhanced by the war. Since American industry was suddenly exposed once more to cheap foreign goods following the end of the war, the Tariff of 1816, the first designed to protect American Industry, was passed by Congress. It is doubtful that American industry would have progressed as rapidly were it not for the Embargo and the War.
Explanation:
This quote is taken from one of the darkest periods of the 20th century, the Holocaust. Contrary to what some think, the Germans tried to eradicate all Jews by sending them to concentrarion camps where they were subject to unspeakable horrors. The world heard of these rumors and waited too long to help them.
Answer:
The biggest rain forest in the world is The Amazon rainforest.