Question:medium

The operating point of a mine fan is

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The operating point of a mine fan is determined by the intersection of \[ \boxed{\text{Fan characteristic curve and mine characteristic curve}.} \]

Updated On: Jul 14, 2026

The intersection of fan efficiency versus quantity curve and mine characteristic curve
The intersection of fan pressure versus quantity curve and mine characteristic curve
The intersection of fan air power versus quantity curve and mine characteristic curve
The intersection of fan speed versus quantity curve and mine characteristic curve

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The Correct Option is B

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