A car with a mass of 900 kg drives around a frictionless banked curve. The car is travelling at a constant speed of 54 km/h and the bank is at an angle of15. For the following questions, round any numerical final answer to 2 decimal places. You may lose points for not following these instructions. a] Draw a fully labelled FBD of the car. What force is accounting for the centripetal acceleration? [2 marks] b} What is the radius of the circular curve that the car is travelling around? [2 marks] c) Consider if car was instead a 1900 kg pickup truck. How would this radius change? How do you know? [1 mark]