Highly viscous liquids & pastes are agitated by________________?
Correct answer: C. Multiple blade paddles
- A. Propellers
- B. Turbine agitators
- C. Multiple blade paddles
- D. None of these
Explanation
Highly viscous liquids and pastes need broad-surface, high-torque agitation, supplied by multiple-blade paddles. Propellers and turbines are better suited to lower-viscosity fluids and can lose effectiveness in pastes.
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