Mechanical Operations Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm)? Spiral separator Trough washer Baum jig washer Froth floatation Spiral separator Trough washer Baum jig washer Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The cake resistance increases steadily with the time of filtration in a plate and frame filter employing constant __________ filtration. Neither A nor B Both A & B Rate Pressure Neither A nor B Both A & B Rate Pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Power required to drive a ball mill with a particular ball load is proportional to (where, D = diameter of ball mill ) 1/D2.5 1/D D D2.5 1/D2.5 1/D D D2.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During filtration operation, the filtrate encounters the resistance of the Filter medium Cake Channel carrying the slurry to the upstream side of the cake and filtrate away from the filter medium All of these Filter medium Cake Channel carrying the slurry to the upstream side of the cake and filtrate away from the filter medium All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end. Pebble Tube Compartment Rod Pebble Tube Compartment Rod ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The material is crushed in a gyratory crusher by the action of Cutting Impact Attrition Compression Cutting Impact Attrition Compression ANSWER DOWNLOAD EXAMIANS APP
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