Water moves at 1 m/s in a pipe of diameter 4 cm, which narrows to 2 cm. The speed in the narrow part is:

  1. 8 m/s
  2. 5 m/s
  3. 2 m/s
  4. 4 m/s
Answer

D) 4 m/s

v propto 1d^2: v2 = 1 ( 42 )^2 = 4 m/s. SLO P-11-B-36 · Application

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