A car on a roller coaster loaded with passengers has a mass of 2100 kg. At the lowest point of the track, the radius of curvature of the track is 125 m and the roller car has a speed of 17 m/s. What is the normal force acting on the roller coaster car at the lowest point on the track?

this is an example of "committed" time.

committed time, as contracted time, takes need over essential and available time since it is seen as profitable work. it alludes to the time allotted to keep up a home and family. at the point when a man is commuting using committed time this individual may feel that the drive is an obligation to family, for example, strolling youngsters to class or driving a mate to work. contracted and committed time clients may feel that their commute could really compare to the commute of important or leisure time clients on the grounds that their commute is profitable work. in this manner, they might be more disposed to pick a mechanized method of movement.