Select the correct answer. A roller coaster car is loaded with passengers and has a mass of 500 kg along with a speed of 18 meters/second at the dip. The radius of curvature of the track at the bottom point of the dip is 12 meters (gravity - 9.8 meters/second-). What force is exerted on the roller coaster car by the track at the bottom of the dip? O A. 1.6 * 104 newtons O B. 18 x 10# newtons O C. 05 x 104 newtons O D. 10x 10# newtons O E. 86 x 10 newtons Undo Next