Pressure & manometry

11 practice questionsFluid MechanicsStep-by-step solutions

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Absolute pressure is equal to gauge pressure plus:

A.Atmospheric pressure

B.Dynamic pressure

C.Zero

D.The fluid's density

A manometer reads a height difference of 0.2 m of mercury (ρ = 13,600 kg/m³). The pressure difference is approximately:

A.About 26.7 kPa

B.About 2.0 kPa

C.About 13.6 kPa

D.About 267 kPa

What is the gauge pressure at a depth of 2 m in water (ρ = 1000 kg/m³, g = 9.81 m/s²)?

A.≈ 1.96 kPa

B.≈ 19.6 kPa

C.≈ 196 kPa

D.≈ 9.81 kPa

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