Water moves through a constricted pipe in an ideal steady flow. At the lower point, the flow rate is 20 m3/s and the diameter at this lower point is 10 cm. Given that the upper point has diameter of 5 cm, what is the flow rate at the upper point? Possible Answers: 40 m^3/s 20 m^3/s 10 m^3/s 5 m^3/s

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Variation of pressure

From the equation of pressure, pressure is directly proportional to the applied force.