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

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

by

1 Answer

Answer :

(C) 0.1

by

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