Mechanical Operations In case of a hammer crusher, the Minimum product size is 3 mm Maximum feed size may be 50 mm Feed may be highly abrasive (Moh's scale >5) Rotor shaft carrying hammers can be vertical or horizontal Minimum product size is 3 mm Maximum feed size may be 50 mm Feed may be highly abrasive (Moh's scale >5) Rotor shaft carrying hammers can be vertical or horizontal ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? None of these Tabling Spiralling Panning None of these Tabling Spiralling Panning ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Jigging is a technique by which different particles can be Separated by particle size Separated by particle density Mixed Separated by particle shape Separated by particle size Separated by particle density Mixed Separated by particle shape ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the follwoing mechanical conveyors does not come under the division 'scrapers'? Bucket elevators Drag conveyor Flight conveyor Ribbon conveyor Bucket elevators Drag conveyor Flight conveyor Ribbon conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fluid medium used in the classification technique of mineral beneficiation is Air Neither A nor B Water Both A & B Air Neither A nor B Water Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a ball mill, Fine feed requires a larger ball Operating speed should be more than the critical speed Coarse feed requires a larger ball None of these Fine feed requires a larger ball Operating speed should be more than the critical speed Coarse feed requires a larger ball None of these ANSWER DOWNLOAD EXAMIANS APP
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