Q1. A 1720 kg car is travelling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in the distance of 44.0 m?
Q2. Two points are located on a rigid wheel that is rotating with an increasing velocity about fixed axis. The axis is perpendicular to the wheel at its center. Point 1 is located on the rim and point 2 is halfway between rim and axis .at any given instant which point has the greater angular velocity, angular acceleration, tangential speed, tangential acceleration and centripetal acceleration.