Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? Spiralling Panning Tabling None of these Spiralling Panning Tabling None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Power required to drive a ball mill with a particular ball load is proportional to (where, D = diameter of ball mill ) 1/D 1/D2.5 D D2.5 1/D 1/D2.5 D D2.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 50 to 70 20 to 25 0.1 to 2 5 to 10 50 to 70 20 to 25 0.1 to 2 5 to 10 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 Volume as the particle None of these Ratio of surface to volume as the actual volume Ratio of volume to surface as the particle Volume as the particle None of these Ratio of surface to volume as the actual volume ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Addition of filter aid to the slurry before filtration is done to ...... of the cake. Increase the compressibility co-efficient Decrease the porosity Decrease the compressibility co-efficient Increase the porosity Increase the compressibility co-efficient Decrease the porosity Decrease the compressibility co-efficient Increase the porosity ANSWER DOWNLOAD EXAMIANS APP
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