Im a new to this site because my have a question that i dont know how to answer and it really confusing me. If it possible, can you guys show me step by step on how to solve it. A venturi tube has an inlet diameter of 3.0 inches, a throat diameter of 1.5 inches and an outlet diameter of 3.5 inches. (at standard day conditions and sea level). What is the local air pressure, dynamic pressure, total pressure and local velocity at the inlet, throat and outlet point.