Mechanical Operations Energy requirement (per unit mass of material crushed/ground) is highest for Jaw crusher Ball mill Fluid energy mill Rod mill Jaw crusher Ball mill Fluid energy mill Rod mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, the feed size is 10 to 50 mm, while the product size is 2 to 10 mm. This is a case of __________ crushing. Secondary Ultrafine Fine Primary Secondary Ultrafine Fine Primary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration should be stopped in a filter press, if the Cake becomes very dense Filtration pressure rises suddenly Liquor stops flowing out to the discharge Both A & B Cake becomes very dense Filtration pressure rises suddenly Liquor stops flowing out to the discharge Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for handling fibrous and dense slurries? Radial propeller agitator Turbine agitator Propeller agitator Cone type agitator Radial propeller agitator Turbine agitator Propeller agitator Cone type agitator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations All resistances during washing of cake None of these Decreases Remain constant Increases None of these Decreases Remain constant Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The value of work index does not change materially from one equipment to another. If the value of work index determined for close circuit grinding is Wi, then the same for open circuit grinding will be 1.34 Wi Wi 0.5 Wi 3.34 Wi 1.34 Wi Wi 0.5 Wi 3.34 Wi ANSWER DOWNLOAD EXAMIANS APP
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