Question

A 925 kg car has its tires each inflated to "33.0 pounds."

Part A: What is the gauge pressure in these tires in lb/in2?

Part B: If the tires were perfectly round, could the tire pressure exert any force on the pavement? (Assume that the tire walls are flexible so that the pressure exerted by the tire on the pavement equals the air pressure inside the tire.) Y or N?

Part D: What is the absolute pressure in these tires in lb/in2?

Answer 1