Recent content by Mikhowl

  1. M

    How to find height of original hill (roller coaster loop problem)

    Homework Statement Radius of loop: 20 m Mass of cart: 225 kg Gravity: 10 m/s/s (once I figure out how to do this I'll use 9.8 in the final project) Found so far: B) Velocity (top of loop) = 14.14 m/s C) GPE at the top of the loop = 90000 N C) KE top of loop = 22500 N D) KE (bot) =...