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  1. B

    Vector problem involving velocity and wind

    A 100-meter dash is run on a track in the direction of \vec{v} = 2\vec{e_{1}}+6\vec{e_{2}}. The wind velocity \vec{w} is 5\vec{e}_{1}+\vec{e_{2}} km/h. The rules say that a legal wind speed measured in teh direction of the dash must not exceed 5 km/h. Will the race results be disqualified due to...