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. Fine Primary Ultrafine Secondary Fine Primary Ultrafine Secondary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The energy consumed by a ball mill depends on The density of the material being ground Its ball load Its speed All of these The density of the material being ground Its ball load Its speed All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gravity stamp mill is meant for the __________ crushing. Intermediate Ultrafine Primary Fine Intermediate Ultrafine Primary Fine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of a cubical particle, when its equivalent diameter is taken as the height of the cube, is 0.5 1 √3 √2 0.5 1 √3 √2 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The cake resistance increases steadily with the time of filtration in a plate and frame filter employing constant __________ filtration. Both A & B Neither A nor B Pressure Rate Both A & B Neither A nor B Pressure Rate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In filtration, the use of 'filter aid' helps in Deplugging the filter medium Enhancing the cake porosity in case of a dense impermeable cake Accelerating the rate of filtration Reducing the filtration pressure Deplugging the filter medium Enhancing the cake porosity in case of a dense impermeable cake Accelerating the rate of filtration Reducing the filtration pressure ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS