Mechanical Operations Out of the following size reduction equipments, the maximum feed size can be accepted by the Ball mill Jaw crusher Tube mill Jet pulveriser Ball mill Jaw crusher Tube mill Jet pulveriser ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Increases Increases linearly Decreases Remains constant Increases Increases linearly Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dust collection efficiency of electrostatic precipitator can be as high as 99.9%. Maximum temperature and pressure of dust laden gas that can be cleaned in an electrostatic precipitator is respectively. 1000°C and 500 atm 200°C and 5 atm 1000°C and 10 atm 500°C and 50 atm 1000°C and 500 atm 200°C and 5 atm 1000°C and 10 atm 500°C and 50 atm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger's crushing law states that Work required in crushing is proportional to the new surface created For a given machine and feed, crushing efficiency is dependent on the size of the feed & product Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product Work required in crushing is proportional to the new surface created For a given machine and feed, crushing efficiency is dependent on the size of the feed & product Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Equivalent diameter of a particle is the diameter of the sphere having the same Ratio of volume to surface as the particle None of these Volume as the particle Ratio of surface to volume as the actual volume Ratio of volume to surface as the particle None of these Volume as the particle Ratio of surface to volume as the actual volume ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Chance process is used for the Cleaning of coal Water treatment Concentration of pyrites Concentration of iron ore Cleaning of coal Water treatment Concentration of pyrites Concentration of iron ore ANSWER DOWNLOAD EXAMIANS APP