Question

During the constant rate period of drying of a solid,

a.

increased air humidity decreases the rate of drying.

b.

increasing the air temperature decreases the drying rate.

c.

surface evaporation of unbound moisture occurs.

d.

none of these.

Answer: (c).surface evaporation of unbound moisture occurs.

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Q. During the constant rate period of drying of a solid,

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