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Consider two identical and symmetrical wave pulses on a string.Suppose the first pulse reaches the fixed end of the string and is reflected back and then meets the second pulse.When the two pulses overlap exactly,the superposition principle predicts that the amplitude of the resultant pulses,at that moment,will be what factor times the amplitude of one of the original pulses?
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The 28th President of the United States, who served from 1913 to 1921, known for leading the country during World War I and advocating for the League of Nations.
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Military forces deployed by a federal government, often used to maintain order, defend national interests, or enforce laws and decisions.
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A nickname for members of the Industrial Workers of the World (IWW), an international labor union founded in 1905, known for its radical labor activism.
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An American labor leader and the first president of the American Federation of Labor, who promoted organized labor and labor rights in the late 19th and early 20th centuries.
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