Mechanical Operations Separation of particles of various sizes, shapes and densities by allowing them to settle in a fluid is called Clarification Classification Froth floatation Thickening Clarification Classification Froth floatation Thickening ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill as compared to a ball mill All of these Gives finer size reduction but consumes more power Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Employs smaller balls All of these Gives finer size reduction but consumes more power Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Employs smaller balls ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Maximum size reduction in a fluid energy mill is achieved by Impact Cutting Compression Interparticle attrition Impact Cutting Compression Interparticle attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen efficiency is Recovery Rejection None of these Recovery/rejection Recovery Rejection None of these Recovery/rejection ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following conveyors cannot be recommended for transportation of abrasive materials? Belt conveyor Apron conveyor Chain conveyor Flight conveyor Belt conveyor Apron conveyor Chain conveyor Flight conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their Terminal velocities Particle sizes Densities None of these Terminal velocities Particle sizes Densities None of these ANSWER DOWNLOAD EXAMIANS APP
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