A pilot of mass 70 kg rides a fighter jet (th) The fighter jet moves in a vertical circle of radius 100 m at a constant speed of 120 m/s. Determine the force exerted by the seat on the pilot at the top of the circle (note that the pilot is fastened ()to the seat). Select one: a. 10.78 kN b. 107.8 kN CO Od 9.38 kN