Mechanical Operations Activators are those chemicals which help buoying up one mineral in preference to the other in the froth floatation process. Which of the following is an activator? Copper sulphate Sodium carbonate Cresylic acid Calcium carbonate Copper sulphate Sodium carbonate Cresylic acid Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following achieves the least reduction ratio for a given feed size? Cone crusher Gyratory crusher Jaw crusher Roll crusher Cone crusher Gyratory crusher Jaw crusher Roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mills fall in the category of tumbling mills, Compartment All of these Rod and tube Ball and pebble Compartment All of these Rod and tube Ball and pebble ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration of water in a paper mill is done by a/an __________ filter. Vacuum leaf Plate and frame Sparkler Open sand Vacuum leaf Plate and frame Sparkler Open sand ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The controlling resistance in a rotary drum vacuum filter is the __________ resistance. None of these Filter medium Piping Cake None of these Filter medium Piping Cake ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding characteristic of a material is given by its Shatter index Abrasion index Angle of repose HGI Shatter index Abrasion index Angle of repose HGI ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS