A Venturi tube may be used as the inlet to an automobile carburetor.If the inlet pipe of 2.0 cm diameter narrows to 1.0 cm diameter,what is the pressure drop in the constricted section for airflow of 3.0 m/s in the 2-cm section? (Assume air density is 1.25 kg/m³. ) A)70 Pa B)84 Pa C)100 Pa D)115 Pa

Question

Quizplus · Accepted Answer

The pressure drop can be calculated using Bernoulli's equation and the continuity equation. The velocity in the constricted section is 12 m/s. Using Bernoulli's equation, the pressure drop is calculated as 84 Pa.

A Venturi Tube May Be Used as the Inlet to an Automobile