Mechanical Operations
Flow of filtrate through the cake in a plate and frame filter press is best described by the __________ equation.

Fanning's
Hagen-Poiseulle's
Kozney-Karman
Kremser

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Mechanical Operations
During agitation of liquids, the

Power number becomes independent of impellers Reynolds number at high Reynolds number, but is dependent on the geometry of the impeller
Froude number is used to account for the effect of surface (e.g., the centre vortex) on the power number
All of these
Froude number is independent for the curves between power number and Reynolds number in baffled system

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