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One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points; December 14th

2016-12-14View Original

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Single-choice question: When a gas flows stably in pipes of different diameters, its ( ) remains unchanged. A. Flow rate B. Mass flow rate C. Volumetric flow rate D. Both mass flow rate and volumetric flow rate Answer: B. Mass flow rate

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