A 63.7 kg skier encounters a dip in the snow's surface that has a circular cross section with radius of curvature of $r$ = 11.5 m. If the skier's speed at point A in the figure below is 7.87 m/s, what is the normal force exerted by the snow on the skier at point B?
Length from edge of depression to point above middle of the depression is 1.86 m.
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