Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Shape None of these Specific gravities Wettability Shape None of these Specific gravities Wettability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Run of mine (ROM) coal is crushed by a __________ for use in domestic ovens. Tube mill Ball mill Jaw crusher Hammer crusher Tube mill Ball mill Jaw crusher Hammer crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy consumed for crushing one ton of material ranges from __________ kWh. 2 to 3.5 4 to 5 0.5 to 1.5 0.01 to 0.1 2 to 3.5 4 to 5 0.5 to 1.5 0.01 to 0.1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sulphuric acid mist is arrested by using a __________ scrubber. Co-current Hollow wet Venturi Packed wet Co-current Hollow wet Venturi Packed wet ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Decreases Increases Remains unchanged May increase or decrease; depends on the machine Decreases Increases Remains unchanged May increase or decrease; depends on the machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dry powdery solid materials are transported by a __________ conveyor. None of these Belt Bucket Screw None of these Belt Bucket Screw ANSWER DOWNLOAD EXAMIANS APP
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