Mechanical Operations For the preliminary breaking of hard rock, we use a Gyratory crusher Squirrel-cage disintegrator Tube mill Ball mill Gyratory crusher Squirrel-cage disintegrator Tube mill Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Minimum at the filter medium Minimum at the upstream face Same throughout the thickness of cake Maximum at the filter medium Minimum at the filter medium Minimum at the upstream face Same throughout the thickness of cake Maximum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Basic slags Metalliferrous ores Asbestos & mica Non-metallic ores Basic slags Metalliferrous ores Asbestos & mica Non-metallic ores ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In filtration, the use of 'filter aid' helps in Enhancing the cake porosity in case of a dense impermeable cake Reducing the filtration pressure Deplugging the filter medium Accelerating the rate of filtration Enhancing the cake porosity in case of a dense impermeable cake Reducing the filtration pressure Deplugging the filter medium Accelerating the rate of filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A compressible cake has the None of these Same porosity throughout the cake thickness Maximum porosity at the filter medium Maximum porosity at the upstream side None of these Same porosity throughout the cake thickness Maximum porosity at the filter medium Maximum porosity at the upstream side ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filter medium resistance is controlled by Pressure drop alone Flow rate alone Both pressure drop and flow rate Cake thickness Pressure drop alone Flow rate alone Both pressure drop and flow rate Cake thickness ANSWER DOWNLOAD EXAMIANS APP
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