Question

A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process ?

a.

Flow rate of inlet air

b.

Relative humidity of outlet air

c.

Humidity of inlet air

d.

Temperature of the solid

Answer: (d).Temperature of the solid

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Q. A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process ?

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