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
c. 100 Pa
b. 84 Pa
d. 150 Pa
D
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