Water Is Flowing Through a Pipe with a Constriction

question 83

Multiple Choice

Water is flowing through a pipe with a constriction. The diameter of the narrow section is one-half the diameter of the wide section. If the velocity of the incompressible fluid is 3.20 m/s in the wide section, then what is the velocity of the fluid in the narrow section?

• A) 16.5 m/s
• B) 18.7 m/s
• C) 19.8 m/s
• D) 10.5 m/s
• E) 12.8 m/s

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Definitions:

Rousseau

Jean-Jacques Rousseau, an 18th-century philosopher known for his influence on the Enlightenment in France and across Europe.

State of Nature

A philosophical concept describing the hypothetical condition of humanity before the establishment of society and laws.

Legitimate Political Power

Authority or power in political systems that is recognized as right and proper, often established through laws, social norms, or consensus.

Might Makes Right

The idea that, when determining who has legitimate power to govern a society, those who are the strongest or otherwise superior should (or inevitably will) rule. In effect, this is to claim that the person who is strong enough to hold on to ruling authority has legitimate power merely by virtue of being strong enough to retain power.