Water Flows at Speed V in a Pipe of Radius

question 48

Multiple Choice

Water flows at speed v in a pipe of radius r.Neglecting viscosity,at what speed does the water flow through a constriction in which the radius of the pipe is r/3?

• A)v/9
• B)v/3
• C)v
• D)3v
• E)9v

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Definitions:

Body Language

Nonverbal communication through body movements, gestures, and facial expressions, conveying feelings and intentions.