Q. When catching a baseball, a catcher's glove moves by 11 cm along the line of motion of the ball. If the baseball exerts a force of 403 N on the glove, how much work is done by the ball?
Q. A train is traveling up a 3.8^circ incline at a speed of 2.80 m/s when the last car breaks free and begins to coast without friction. How long does it take for the last car to come to rest momentarily?