An ocean liner leaves new york city and travels 43deg north, Ask an Expert

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Q. An ocean liner leaves New York City and travels 43° north of east for 189 km. How far east and how far north has it gone? In other words, what are the magnitudes of the components of the ship's displacement vector in the directions?

Q. How many times would the incident beam (x =1.2 m, y = 1.4) be reflected by each of the parallel mirrors?

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