One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； June 25th
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Multiple-choice question: A orifice flow meter measures the flow rate of a fluid by detecting changes in ( ) that occur when the fluid passes through the orifice at a certain flow rate. A. Difference in flow rate B. Difference in temperature C. Difference in flow volume D. Difference in pressure Answer: D. Difference in pressure
A orifice flow meter measures fluid flow by detecting changes (D) that occur when the fluid passes through an orifice at a certain flow rate. A. Flow rate difference B. Temperature difference C. Flow volume difference D. Pressure difference