Mechanical Operations Fluid medium used in the classification technique of mineral beneficiation is Neither A nor B Both A & B Water Air Neither A nor B Both A & B Water Air ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Xanthates are used in the froth floatation process as a/an Conditioner Collector Frother Activator Conditioner Collector Frother Activator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Raw materials are charged in the iron blast furnace using Bucket elevator Skip hoist Screw conveyor None of these Bucket elevator Skip hoist Screw conveyor None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pick out the wrong statement pertaining to the roll crushers. For hard material's crushing, the reduction ratio should not exceed 4 Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced Both the rolls run necessarily at the same speed Maximum feed size determines the required roll diameter For hard material's crushing, the reduction ratio should not exceed 4 Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced Both the rolls run necessarily at the same speed Maximum feed size determines the required roll diameter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate does not depend upon the Properties of the cake & the filtrate None of these Pressure drop & area of filtering surface Resistance of the cake & the septum Properties of the cake & the filtrate None of these Pressure drop & area of filtering surface Resistance of the cake & the septum ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a ball mill, the volume occupied by the balls (when the mill is stopped) is about __________ percent of the volume of the mill. 35 85 50 70 35 85 50 70 ANSWER DOWNLOAD EXAMIANS APP
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