For raschig rings, the sphericity is_____________________?
For raschig rings, the sphericity is_____________________?
A. 0.5
B. 1
C. < 1
D. √3
Similar Posts
Size reduction does not occur due to compression in case of________________?
Size reduction does not occur due to compression in case of________________?A. Rod mills
B. Gyratory crushers
C. Jaw crushers
D. Smooth roll crushersBall mill is used for__________________?
Ball mill is used for__________________?A. Crushing
B. Coarse grinding
C. Fine grinding
D. AttritionWhich of the following terminology is not used for size reduction of materials to fine sizes or powders ?
Which of the following terminology is not used for size reduction of materials to fine sizes or powders ?A. Comminution
B. Dispersion
C. Pulverisation
D. CompressionTo remove very small amount of tiny solid impurities from liquid, we use a_____________________?
To remove very small amount of tiny solid impurities from liquid, we use a_____________________?A. Pressure filter
B. Vacuum filter
C. Centrifugal filter
D. CoagulantDuring washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration___________________?
During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration___________________?A. At time zero
B. At the end of filtration
C. When half the filtrate has been obtained
D. At the end of filtration, but decreases with time subsequentlyGrindability of a material does not depend upon its_____________________?
Grindability of a material does not depend upon its_____________________?A. Elasticity
B. Hardness
C. Toughness
D. Size