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

question 5

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 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

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Definitions:

CPR

Cardiopulmonary resuscitation, a lifesaving technique involving chest compressions and artificial ventilation to maintain circulatory flow and oxygenation during cardiac arrest.

Chest Compressions

A life-saving technique that involves pressing down on a person's chest in a rhythmic pattern to help maintain blood flow during cardiac arrest.

Infant

A young child, especially one newly or recently born, typically referring to a child from birth up to 12 months of age.

AED

Automated External Defibrillator, a portable device that checks the heart rhythm and can send an electric shock to the heart to try to restore a normal rhythm.