Oil ( = 925 Kg/m³)is Flowing Through a Pipeline at a Constant

question 52

Multiple Choice

Oil ( = 925 kg/m³) is flowing through a pipeline at a constant speed when it encounters a vertical bend in the pipe raising it 4.0 m.The cross sectional area of the pipe does not change.What is the difference in pressure (P_B - P_A) in the portions of the pipe before and after the rise?

• A)+2.4 × 10⁴ Pa
• B)-3.6 × 10⁴ Pa
• C)+5.1 × 10⁵ Pa
• D)-7.2 × 10⁵ Pa
• E)-1.8 × 10³ Pa

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