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- The force exerted by an electric charge at the origin on a charged particle at the point (x, y, z) with position Kr = (x, y, z) is F(F) = where K is constant. vector 7= 3' 171³ Assume K = 30. Find the work done as the particle moves along a straight line from (3,0,0) to (3,4,2).A canoe has a velocity of 0.320 m/s southeast relative to the earth. The canoe is on a river that is flowing at 0.650 m/s east relative to the earth. (Figure 1) Part A Find the magnitude of the velocity UCR of the canoe relative to the river. Express your answer in meters per second. ▸ View Available Hint(s) ΜΕ ΑΣΦ ? VCR = Submit Part B Complete previous part(s) m/s