Drying of refractory is normally carried out in a __________ dryer.
A. Open pan
B. Tray
C. Rotary vacuum
D. Truck/tunnel
Answer: Option D
Related Questions on Mass Transfer
A. Chemical properties
B. Physical properties
C. Degree of turbulence
D. Interfacial area
A. No change in theoretical
B. Marginal decrease in the number of
C. Major decrease in the number of
D. None of these
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