Mechanical Operations Solid particles separation based on the difference in their flow velocities through fluids is termed as the Classification Elutriation Sedimentation Clarification Classification Elutriation Sedimentation Clarification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vibrating screens have capacity in the range of __________ tons/ft² .mm mesh size. 5 to 25 50 to 100 100 to 250 0.2 to 0.8 5 to 25 50 to 100 100 to 250 0.2 to 0.8 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ baffles are provided in ball mills. No None of these Horizontal Only two No None of these Horizontal Only two ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The operating speed of a ball mill should be __________ the critical speed. Slightly more than Much more than Less than At least equal to Slightly more than Much more than Less than At least equal to ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Driving force in case of filtration by a centrifuge is the Centrifugal pressure exerted by the liquid Narrow diameter of the vessel Formation of highly porous cake Speed of the centrifuge Centrifugal pressure exerted by the liquid Narrow diameter of the vessel Formation of highly porous cake Speed of the centrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill as compared to a ball mill All of these Employs smaller balls Gives finer size reduction but consumes more power Has larger length/diameter ratio (>2 as compared to 1 for ball mill) All of these Employs smaller balls Gives finer size reduction but consumes more power Has larger length/diameter ratio (>2 as compared to 1 for ball mill) ANSWER DOWNLOAD EXAMIANS APP
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