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

question 43

Multiple Choice

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 4.0 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) 150 Pa

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