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An engineer is trying to work out the pressure of ventilation required in kPa within a mine for the workers. He knows that the air

An engineer is trying to work out the pressure of ventilation required in kPa within a mine for the workers. He knows that the air flow rate is 500 m^3/s and the resistance is 0.014 N s^2/m^8. Hence what will be the pressure of ventilation required? Answer a. 3.5kPa b. 3.57kPa c. 7kPa d. 3500kPa e. 1.75kPa

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