Mechanical Operations Angle of nip of the crushing rolls does not depend upon the Feed size Speed of the rolls Diameter of the rolls Product size Feed size Speed of the rolls Diameter of the rolls Product size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill compared to a ball mill Has a higher length/diameter ratio Has a higher diameter/length ratio Uses much larger balls Produces a coarser product Has a higher length/diameter ratio Has a higher diameter/length ratio Uses much larger balls Produces a coarser product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The main differentiation factor between tube mill and ball mill is the Length to diameter ratio Final product size Size of the grinding media Operating speed Length to diameter ratio Final product size Size of the grinding media Operating speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of particles of various sizes, shapes and densities by allowing them to settle in a fluid is called Classification Clarification Thickening Froth floatation Classification Clarification Thickening Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of a suspension or slurry into a supernatant clear liquid (free from particles) and a thick sludge containing a high concentration of solid is called Clarification Classification Decantation Sedimentation Clarification Classification Decantation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a revolving mill, wet grinding compared to dry grinding Requires more energy None of these Has less capacity Complicates handling & classification of the product Requires more energy None of these Has less capacity Complicates handling & classification of the product ANSWER DOWNLOAD EXAMIANS APP