Mechanical Operations Temperature of the product during ultrafine grinding Remains constant May increase or decrease ; depends on the material being ground Increases Decreases Remains constant May increase or decrease ; depends on the material being ground Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? All of these Fluid energy mill Micronizer Jet mills All of these Fluid energy mill Micronizer Jet mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy requirement (per unit mass of material crushed/ground) is highest for Fluid energy mill Jaw crusher Rod mill Ball mill Fluid energy mill Jaw crusher Rod mill Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration At the end of filtration, but decreases with time subsequently When half the filtrate has been obtained At time zero At the end of filtration At the end of filtration, but decreases with time subsequently When half the filtrate has been obtained At time zero At the end of filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations increasing the capacity of a screen __________ the screen effectiveness. Does not effect Decreases Increases None of these Does not effect Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations There is practically no alternative/competitor to __________ in the beneficiation treatment of sulphide ores. Tabling Jigging Classification Froth floatation Tabling Jigging Classification Froth floatation ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS