1. A car travels around a circular path with a radius of 100 m starting from rest, and increases its velocity at a tangential acceleration of 5 m/s2....

  1. A car travels around a circular path with a radius of 100 m starting from rest, and increases its velocity at a tangential acceleration of 5 m/s2. What is the time needed for it to reach a total acceleration of 10 m/s2?