Mechanical Operations Close circuit grinding by a ball mill with air sweeping employs a Cyclone separator between mill & classifier Both A & B Classifier Neither A nor B Cyclone separator between mill & classifier Both A & B Classifier Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cyclones are used primarily for separating Solids from fluids Solids Solids from solids Liquids Solids from fluids Solids Solids from solids Liquids ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for handling fibrous and dense slurries? Radial propeller agitator Propeller agitator Cone type agitator Turbine agitator Radial propeller agitator Propeller agitator Cone type agitator Turbine agitator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Run of mine (ROM) coal is crushed by a __________ for use in domestic ovens. Tube mill Jaw crusher Hammer crusher Ball mill Tube mill Jaw crusher Hammer crusher Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. Middling Concentrate None of these Tailing Middling Concentrate None of these Tailing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, Maximum acceptable feed size is 30 cms Crushing takes place by impact breaking Reduction ratio can be varied by adjusting the distance from cage to hammers All of these Maximum acceptable feed size is 30 cms Crushing takes place by impact breaking Reduction ratio can be varied by adjusting the distance from cage to hammers All of these ANSWER DOWNLOAD EXAMIANS APP
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