...Fluids

This assignment is due by 9 AM, Monday November 27.

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The following three questions refer to the material you were to read in preparation to the lesson. Questions one and two require you to write a three or four sentence response. Number three is a multiple choice question. Click in the appropriate circle.

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1.




Water is pumped up a pipeline as shown.  The water pours out at the top and to the ground. The pump is running at constant speed. Compare the water speed at the three points A, B, and C in the pipeline.

STATE YOUR REASONS FOR ALL THE ANSWERS.



2.

A pipe narrows from 5 cm diameter to 2 cm diameter.  The velocity of an incompressible fluid in the 5 cm section is 1 m/s.  What is the velocity in the 2 cm section?  Does it matter whether the pipe is vertical or horizontal?





3.

An incompressible liquid flowing through a system of pipes will always increase its speed

as it flows from a large cross section part to a smaller cross-section part

as it flows from higher pressure to a lower pressure part

all of above are correct

neither





Below is a space for your thoughts, including general comments about today's assignment. What was hard or confusing (or cool)? What would you like to spend extra time on in class? Do you see how this subject fits in with the others we have discussed?




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