An Incompressible Fluid Is Flowing Through a Vertical Pipe with a Constriction

question 42

Multiple Choice

An incompressible fluid is flowing through a vertical pipe with a constriction. The wide section is 2.00 cm in diameter and is at the top of the pipe. The pressure of the fluid in the wide section at the top is 200 kPa. The velocity of the fluid in the wide section is 4.00 m/s. The narrow section is located 8.00 m below the wide section. What is the diameter of the narrow section, if the pressure of the fluid in the narrow section is equal to the pressure in the wide section? (density of the fluid is 680 kg/m³)

• A) 1.10 cm
• B) 1.20 cm
• C) 1.31 cm
• D) 1.42 cm
• E) 1.55 cm

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Definitions:

Cognitive-Behavioral

Relating to a type of psychotherapy that focuses on changing negative thought patterns and behaviors to improve emotional regulation and develop personal coping strategies.

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Avoidant Personality Disorder

A mental health disorder characterized by a pervasive pattern of social inhibition, feelings of inadequacy, and hypersensitivity to negative evaluation.

Dependent Personality Disorder

A mental health condition characterized by pervasive psychological dependence on other people.