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 Neither A nor B Type of crushing machine Feed material Both A & B Neither A nor B Type of crushing machine Feed material Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ribbon blenders are exclusively meant for Blending miscible liquids Non-flowing powder and thin pastes Continuous mixing Bath mixing Blending miscible liquids Non-flowing powder and thin pastes Continuous mixing Bath mixing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the Density separation Size Volatile matter content Differential wettability Density separation Size Volatile matter content Differential wettability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following gives the work required for size reduction of coal to -200 mesh in a ball mill most accurately ? Rittinger's law None of these Bond's law Kick's law Rittinger's law None of these Bond's law Kick's law ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Close circuit grinding by a ball mill with air sweeping employs a Both A & B Classifier Cyclone separator between mill & classifier Neither A nor B Both A & B Classifier Cyclone separator between mill & classifier Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is the most commonly used 'filter aid'. Fuller's earth Semi-plastic clay Diatomaceous earth Vermiculite Fuller's earth Semi-plastic clay Diatomaceous earth Vermiculite ANSWER DOWNLOAD EXAMIANS APP
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