Mechanical Operations __________ are mixed using ribbon blenders. Lumpy solids and low viscosity liquids Thick pastes Dry powders High viscosity liquids Lumpy solids and low viscosity liquids Thick pastes Dry powders High viscosity liquids ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, feed size is 100 to 300 mm. while the product size is 10 to 50 mm. This is a case of the __________ crushing. Fine Primary Secondary Ultrafine Fine Primary Secondary Ultrafine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Collector Modifier Frother Activator Collector Modifier Frother Activator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultrafine grinders operate principally by Cutting action Slow compression Attrition Impact Cutting action Slow compression Attrition Impact ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Shape Specific gravities None of these Wettability Shape Specific gravities None of these Wettability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a __________ operation. Sedimentation Clarification Classification Flocculation Sedimentation Clarification Classification Flocculation ANSWER DOWNLOAD EXAMIANS APP