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GATE CE 2018 Set 2 — Question 59

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NAT+2 / -0EasyCoagulation & FlocculationDrinking Water TreatmentEnvironmental Engineering

Environmental Engineering → Drinking Water Treatment → Coagulation & Flocculation

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Question

A flocculation tank contains 1800 m31800\text{ m}^3 of water, which is mixed using paddles at an average velocity gradient GG of 100/s100/\text{s}. The water temperature and the corresponding dynamic viscosity are 30∘C30^\circ\text{C} and 0.798×10−3 Ns/m20.798 \times 10^{-3}\text{ Ns/m}^2, respectively. The theoretical power required to achieve the stated value of GG (in kW, up to two decimal places) is ______
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