A 3.00-m long tube with circular crosssection tapers from a diameter of 10.0 cm at one end down to 4.00 cm at the other end
If an incompressible fluid flows irrotationally through the tube at a speed of 2.00 m/s at the 10.0 cm end, what is the speed of the flow at the 4.00 cm diameter end?
A) 2.00 m/s
B) 0.800 m/s
C) 12.5 m/s
D) 1.60 m/s
E) 6.25 m/s
C
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