Mechanical Operations Gravity settling process is not involved in the working of a Dorr-thickener Sedimentation tank Classifier Hydrocyclone Dorr-thickener Sedimentation tank Classifier Hydrocyclone ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For crushing of solids, the Rittinger's law states that the work required for crushing is proportional to The change in volume due to crushing None of these The size reduction ratio The new surface created The change in volume due to crushing None of these The size reduction ratio The new surface created ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Raw materials are charged in the iron blast furnace using Skip hoist Screw conveyor None of these Bucket elevator Skip hoist Screw conveyor None of these Bucket elevator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the Density separation Volatile matter content Size Differential wettability Density separation Volatile matter content Size Differential wettability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy requirement (per unit mass of material crushed/ground) is highest for Rod mill Ball mill Jaw crusher Fluid energy mill Rod mill Ball mill Jaw crusher Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Balls for ball mills are never made of Forged/cast steel Alloy steel Lead Cast iron Forged/cast steel Alloy steel Lead Cast iron ANSWER DOWNLOAD EXAMIANS APP