Mining Engineering > GATE 2023 > Mine Ventilation
A fan installed in a mine ventilation system circulates 30 m3/s of air to two districts A and B as shown in Figure below. It is desired to increase the quantity of air by 20% in the district B using a booster fan in it. Assuming that the main fan pressure is unchanged, the pressure of the booster fan, in Pa, is ____________. [rounded off to 2 decimal places]

Correct : 138.24

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mine ventilation system booster fan pressure GATE Mining Engineering 2023 air circulation engineering mining engineering gate air volume increase fan pressure calculation GATE 2023 question 64 booster fan pressure needed

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