200 Kg of Solids (On Dry Basis) Is Subjected to a Drying

Multiple Choice

200 kg of solids (on dry basis) is subjected to a drying process for a period of 5000 seconds. The drying occurs in the constant rate period with the drying rate as, Nc = 0.5 × 10^-3 kg/m² .s. The initial moisture content of the solid is 0.2 kg moisture/kg dry solid. The interfacial area available for drying is 4 m² /1000 kg of dry solid. The moisture content at the end of the drying period is (in kg moisture/kg dry solid) .

A) 0.5
B) 0.05
C) 0.1
D) 0.15