(100 points) The water stream strikes the inclined surface of the cart. One-fourth of the discharge flows down the incline, and three-fourths flows up the incline. Assume steady flow, all within the vertical plane. (a) (60 points) If the discharge from the 50 -mm-diameter nozzle is 0.04m3/s, please determine the rolling friction foree f that is required to keep the cart moves to the right with a constant velocity of 2m/s