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U-tube manometer are commonly used to measure pressure Po of the air space inside a water tank, see figure below. Given readi

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Answer #1

Po - Pa = 1000*9.81*(z0-z1)-13600*9.81*(z1-z2)+1.42*9.81*(z3-z2)-136.0*9.81*(z4-z3)

=-42572.6 PA or 42.5726 Los Ans

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