Potato slices of moisture content 55% (WB) are being dried in a concurrent flow dryer Moisture content of the air entering and leaving the dryer are 0.08 and 0 19 kg water per kg of dry air respectively. The air flow rate of the dryer is 210 kg dry air / hour. 230 kg of wet potato slices enters the dryer per hour Calculate mass flow rate and moisture content (db) of dried potato. Also calculate the cost of drying (Consider 450 Baiza per kg of water removal).

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