Chapter 15, Problem 67PCE

On a vacation flight, you look out the window of the jet and wonder about the forces exerted on the window. Suppose the air outside the window moves with a speed of approximately 170 m/s shortly after takeoff, and that the air inside the plane is at atmospheric pressure. (a) Find the pressure difference between the inside and outside of the window. (b) If the window is 25 cm by 42 cm, find the force exerted on the window by air pressure.