Mechanical efficiency of a crusher is defined as the ratio of the
A. energy supplied to the crusher to the energy created by crushing
B. surface energy created by crushing to the energy supplied to the crusher
C. energy absorbed by the solid to the energy Supplied to the crusher
D. surface energy created by crushing to the energy absorbed by the solid
Answer: Option C
This Question Belongs to Metallurgical Engineering >> Mineral Dressing In Metallurgy
A. classification
B. froth floatation
C. Thickening
D. none of these
During filtration operation, the filtrate encounters the resistance of the
A. filter medium
B. cake
C. channel carrying the slurry to then upstream side of the cake and filtrate away from the filter medium
D. all A, B and C
A. P-2, Q-1, R-4, S-3
B. P-1, Q-2, R-3, S-4
C. P-3, Q-4, R-1, S-2
D. P-4, Q-3, R-2, S-1
The capacity of a pneumatic conveying system depends upon the
A. bulk density of materials
B. pressure of the conveying air
C. diameter of the conveying line
D. all A, B and C
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