Q. A car starts from rest on a curve with a radius of 140m and accelerates at 0.500 m/s^2. How many revolutions will the car have gone through when the magnitude of its total acceleration is 3.30 m/s^2?
Q.A 65 kg woman and a 85 kg man stand 14.5 m apart on frictionless ice. If they hold on to the two ends of a rope, and the man pulls on the rope so that he moves 2.4 m, how far from the woman will he be now?