A car in an amusement park riderolls without friction around the loop track, It starts from restat point A height h above the bottom of the loop. A few grandmas,who ditched sunday school for some better thrills, embark on thejoyride Given: h=3.5R R=30m a.)What is the reaction force of the track at point B? b.)How many g's are the grandmas experiencing at the bottom of theloop?
