Mechanical Operations Close circuit grinding by a ball mill with air sweeping employs a Neither A nor B Cyclone separator between mill & classifier Classifier Both A & B Neither A nor B Cyclone separator between mill & classifier Classifier Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 50 to 70 20 to 25 5 to 10 0.1 to 2 50 to 70 20 to 25 5 to 10 0.1 to 2 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 Both A & B Feed material Neither A nor B Type of crushing machine Both A & B Feed material Neither A nor B Type of crushing machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size ) C/s 1/s . c S/c S . c C/s 1/s . c S/c S . c ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The main size reduction operation in ultrafine grinders is Cutting Compression Impact Attrition Cutting Compression Impact Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mixer used for rubber compounding is Muller mixer Mixer-extruder Pug mill Banbury internal mixer Muller mixer Mixer-extruder Pug mill Banbury internal mixer ANSWER DOWNLOAD EXAMIANS APP
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