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Determine the power required by a turbine impeller to mix 8,000 litres of a viscous solution at 80C in a tank at a speed of

Determine the power required by a turbine impeller to mix 8,000 litres of a viscous solution at 80C in a tank at a speed of 65 rpm.

Dimensions = w/D=1/5 Fluid Water Viscosity 8 x10-3 Pa.s Density 1,200kg/m3 Tank diameter 2m (height ~3m to give a volume of 12m3) Impeller diameter 0.55m

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