Q. An airplane needs to reach a velocity of 203 km/h to take off. On a 2000 m runway, what is the minimum acceleration necessary for the plane to take flight?
Q. A ball rolls horizontally off the edge of a tabletop that is 1.05 m high. It strikes the floor 2.80 m away from the edge of the table. What is the initial (horizontal) velocity of the ball? Ignore air resistance.