Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? 1 0.5 ∞ 1 0.5 ∞ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fibrous material is broken by a Tube mill Ball mill Rollcrusher Squirrel-cage disintegrator Tube mill Ball mill Rollcrusher Squirrel-cage disintegrator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their Densities None of these Terminal velocities Particle sizes Densities None of these Terminal velocities Particle sizes ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The grinding in a hammer crusher takes place due to the Both A & B Neither A nor B Attrition Impact Both A & B Neither A nor B Attrition Impact ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aid is used to Decrease the pressure drop Act as a support base for the septum Increase the porosity of the cake Increase the rate of filtration Decrease the pressure drop Act as a support base for the septum Increase the porosity of the cake Increase the rate of filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dry powdery solid materials are transported by a __________ conveyor. Belt Bucket Screw None of these Belt Bucket Screw None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS