Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Specific gravities Wettability None of these Shape Specific gravities Wettability None of these Shape ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the specific surface shape factor is given by A/V √(AD/V) D/V AD/V A/V √(AD/V) D/V AD/V ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not categorised as a "mechanical operation"? Size enlargement Humidification Filtration Agitation Size enlargement Humidification Filtration Agitation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Decreases Remains constant Increases linearly Increases Decreases Remains constant Increases linearly Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a roll crusher, the specific power consumption and the production rate is affected by the Reduction ratio Neither A nor B Both A & B Differential roll speed Reduction ratio Neither A nor B Both A & B Differential roll speed ANSWER DOWNLOAD EXAMIANS APP
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
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