Heat transfer co-efficient, hG(Kcal/hr.m2.°C) and mass velocity of air, G (kg/hr.m2) for air flow parallel to the surface in case of constant drying rate in batch drying is related as hG = 0.0176 G0.8. But when the flow of air perpendicular to the surface is encountered, this equation changes to
A. hG = 1.004 G0.37
B. hG = 1.004 G0.8
C. hG = 0.0176 G0.37
D. hG = 0.0176 G1.37
Answer: Option A
This Question Belongs to Chemical Engineering >> Process Equipment And Plant Design
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