Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Activator Collector Frother Modifier Activator Collector Frother Modifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of materials of the same density based on their sizes by using then-different rates of flow is called Elutriation Flocculation Sorting Sizing Elutriation Flocculation Sorting Sizing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Wettability Specific gravities Shape None of these Wettability Specific gravities Shape None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the Type of crushing machine Neither A nor B Feed material Both A & B Type of crushing machine Neither A nor B Feed material Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For crushing of solids, the Rittinger's law states that the work required for crushing is proportional to The new surface created The size reduction ratio None of these The change in volume due to crushing The new surface created The size reduction ratio None of these The change in volume due to crushing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mills are termed as disintegrators. All of these Pebble Compartment Cage All of these Pebble Compartment Cage ANSWER DOWNLOAD EXAMIANS APP