part 1 of 2 In a car lift used in a service station, com- pressed air exerts a force on a small piston of circular cross-section having a radius of 3.25 cm. This pressure is transmitted by a liquid to a second piston of radius 18.4 cm. What force must the compressed air exert in order to lift a car weighing 11200 N? Answer in units of N. part 2 of 2 What air pressure will produce this force? Answer in units of Pa.