A. Raschig
B. Lessing
C. Cross-partition
D. Single spiral
The most common packing used in industrial operations is _______________ rings? Read More »
Mass Transfer A. rpm
B. Inclination with ground surface
C. Both A. and B.
D. Neither A. nor B.
Capacity of a rotary dryer depends on its __________________? Read More »
Mass Transfer A. Alkalis
B. SO2
C. H2SO4
D. Oxidising atmosphere
Berl saddle made of carbon cannot be used for ___________________? Read More »
Mass Transfer A. 1-5
B. 10-60
C. 200-300
D. > 500
A. L/G
B. G/L
C. Always < 1
D. None of these
A. Schmidt
B. Sherwood
C. Peclet
D. Stanton
A. An irreversible phenomenon
B. A reversible phenomenon
C. Accompanied by evolution of heat
D. Both B. and C.
Physical absorption is__________________? Read More »
Mass Transfer A. Absorption
B. Adsorption
C. Extraction
D. Leaching
Ion exchange process is similar to___________________? Read More »
Mass Transfer A. Large latent heat
B. Low viscosity
C. Small latent heat
D. None of these
A. Separation becomes more efficient
B. Number of plates increases
C. Column diameter increases
D. None of these
As the reflux ratio decreases, the_________________? Read More »
Mass Transfer