For a turbine agitated and baffled tank, operating at low Reynold's number (based on impeller diameter), the power number (Np) varies with NRe as
A. Np ∝ NRe
B. Np ∝ $$\sqrt {{{\text{N}}_{{\text{Re}}}}} $$
C. Np → constant
D. Np ∝ $$\frac{1}{{{{\text{N}}_{{\text{Re}}}}}}$$
Answer: Option D
This Question Belongs to Chemical Engineering >> Mechanical Operations
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