The hydraulic diameter of an annulus of inner and outer r... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

The hydraulic diameter of an annulus of inner and outer radii Ri and Ro respectively is___________________?

Correct answer: C

Explanation

The hydraulic diameter (D_h) for an annulus is calculated as 4 times the flow area divided by the wetted perimeter. This simplifies to 2(Ro - Ri).

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