Question: If water is flowing through a pipe with diameter d 1 = 1 2 cm at v 1 = 3 . 0 m

 If water is flowing through a pipe with diameter d1=12  cm at v1=3.0  m/s and then moves into a new pipe and begins to flow at 9.0  m/s , what is the diameter of the new pipe? Express your answer with the appropriate units. 

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