physics

A liquid (ρ = 1.65 g/cm^3) flows through two horizontal sections of tubing joined end to end. In the first section the cross-sectional area is 10.0 cm^2, the flow speed is 245 cm/s, and the pressure is 1.20 105 Pa. In the second section the cross-sectional area is 2.50 cm^2.

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