Mechanical Operations The crushed material received for separation is called feed or Heading Concentrate Middling Tailing Heading Concentrate Middling Tailing 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 Froth floatation Clarification Thickening Classification Froth floatation Clarification Thickening Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction does not occur due to compression in case of Rod mills Smooth roll crushers Jaw crushers Gyratory crushers Rod mills Smooth roll crushers Jaw crushers Gyratory crushers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pick out the wrong statement pertaining to the roll crushers. Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced Maximum feed size determines the required roll diameter For hard material's crushing, the reduction ratio should not exceed 4 Both the rolls run necessarily at the same speed Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced Maximum feed size determines the required roll diameter For hard material's crushing, the reduction ratio should not exceed 4 Both the rolls run necessarily at the same speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mills fall in the category of tumbling mills, Compartment All of these Ball and pebble Rod and tube Compartment All of these Ball and pebble Rod and tube ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding efficiency of a ball mill is of the order of __________ percent. 43835 40-50 90-95 75-80 43835 40-50 90-95 75-80 ANSWER DOWNLOAD EXAMIANS APP