_____________ mills are termed as impactors?
_____________ mills are termed as impactors?
A. Hammer
B. Cage
C. Rolling-compression
D. None of these
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Sulphuric acid mist is arrested by using a ____________ scrubber?
Sulphuric acid mist is arrested by using a ____________ scrubber?A. Packed wet
B. Hollow wet
C. Venturi
D. Co-currentFiltration capacity of a rotary drum vacuum filter depends upon the_______________?
Filtration capacity of a rotary drum vacuum filter depends upon the_______________?A. Cake thickness
B. Characteristics of the feed slurry
C. Both A. & B.
D. Neither A. nor B.Ore concentration by jigging is based on the difference in the ______________ of the particles?
Ore concentration by jigging is based on the difference in the ______________ of the particles?A. Specific gravities
B. Wettability
C. Shape
D. None of theseThe capacity of a pneumatic conveying system depends upon the ______________________?
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.Soft & non-abrasive materials can be made into fines by________________________?
Soft & non-abrasive materials can be made into fines by________________________?A. Attrition
B. Compression
C. Cutting
D. None of theseFiltration rate does not depend upon the________________?
Filtration rate does not depend upon the________________?A. Pressure drop & area of filtering surface
B. Resistance of the cake & the septum
C. Properties of the cake & the filtrate
D. None of these