Question 2 (5 points) A rollercoaster cart with a mass of 126 kg goes around a vertical, circular, loop with a radius of 7.61 m. When the cart is upside down (at the top of the loop), the velocity is 69.6 km/h. Determine the normal force applied by the track onto the cart in kN. Enter only the number (2 significant digits, in kN). Upload the matching solution to your answer here (with your name at the top) 1 mark for correct answer input, 4 marks for matching & correct solution Your Answer: Answer Add attachments to support your work