Practice question

MCQ

Question

You wish to reduce the maximum shear rate in your reactor (given by impeller tip speed), without changing the power consumption (agitator power). For this, you will:

Options

Choose one · Correct answer highlighted

Increase the diameter of impeller and reduce the RPM Correct Reduce the diameter of impeller and increase the RPM Reduce RPM only Reduce diameter of impeller only

Explanation

This outcome reflects quantitative reasoning, where ratio, percentage and series logic determine correct calculation. Option A captures this correctly because it meets mathematical and logical criteria, consistent with textbook descriptions and experimental observations in aptitude and reasoning.

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