Mechanical Operations Which of the following is a continuous filter? Shell and leaf filter Cartridge filter Plate and frame filter None of these Shell and leaf filter Cartridge filter Plate and frame filter None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? 1 ∞ 0.5 1 ∞ 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an ultrafine grinder (colloid mill)? Hammer mills with internal classification Agitated mills and fluid energy mills Micronizers Toothed roll crusher Hammer mills with internal classification Agitated mills and fluid energy mills Micronizers Toothed roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Colloid mills achieve size reduction mainly by Impact Attrition Compression Cutting Impact Attrition Compression Cutting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of solid suspended in liquid into a supernatant clear liquid and a denser slurry employs a process termed as the Flocculation Coagulation Clarification Sedimentation Flocculation Coagulation Clarification Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Driving force in case of filtration by a centrifuge is the Narrow diameter of the vessel Formation of highly porous cake Centrifugal pressure exerted by the liquid Speed of the centrifuge Narrow diameter of the vessel Formation of highly porous cake Centrifugal pressure exerted by the liquid Speed of the centrifuge ANSWER DOWNLOAD EXAMIANS APP
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