Question

A professional driver is taking a race car of mass 1,270 kg out for a test drive on a circular track of radius 140 m. Starting from rest, the driver applies the throttle so that there is a constant force of 2,500 N on the car in the direction of its motion. What is the angular velocity of the car after 30 seconds? Assume that the car’s wheels maintain traction on the road.

Select one: a. 0.014 rad / s b. 0.067 rad / s c. 0.12 rad / s d. 0.42 rad / s

Answer 1