Heat transfer co-efficient, (K/hr.m .°C) and mass velocity of air, ( – McqOptions

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1.	Heat transfer co-efficient, (K/hr.m .°C) and mass velocity of air, (kg/hr.m ) for air flow parallel to the surface in case of constant drying rate in batch drying is related as = 0.0176. But when the flow of air perpendicular to the surface is encountered, this equation changes to
A.	= 1.004
B.	1.004
C.	hG = 0.0176
D.	0.0176
Answer» B. 1.004

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