Mechanical Operations A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end. Pebble Compartment Tube Rod Pebble Compartment Tube Rod ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In continuous filtration (at a constant pressure drop), filtrate flow rate varies inversely as the Square root of the velocity Filtration time only Washing time only Square of the viscosity Square root of the velocity Filtration time only Washing time only Square of the viscosity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Wettability Specific gravities None of these Shape Wettability Specific gravities None of these Shape ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A cottrel precipitator makes use of the __________ for dusty air cleaning. None of these Corrona discharge Electric spark Alternating current None of these Corrona discharge Electric spark Alternating current ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Maximum size reduction in a fluid energy mill is achieved by Interparticle attrition Impact Compression Cutting Interparticle attrition Impact Compression Cutting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Agglomeration of individual particles into clusters (flocs) is called flocculation. To prevent flocculation, the most commonly used dispersing agents are Sulphates Bi-carbonates Carbonates Silicates & phosphates Sulphates Bi-carbonates Carbonates Silicates & phosphates ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS