Mechanical Operations Temperature of the product during ultrafine grinding Decreases May increase or decrease ; depends on the material being ground Remains constant Increases Decreases May increase or decrease ; depends on the material being ground Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the specific surface shape factor is given by D/V A/V AD/V √(AD/V) D/V A/V AD/V √(AD/V) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a ball mill, Fine feed requires a larger ball Operating speed should be more than the critical speed Coarse feed requires a larger ball None of these Fine feed requires a larger ball Operating speed should be more than the critical speed Coarse feed requires a larger ball None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate through a filter cake is proportional to (where, S = filtering surface R = specific cake resistance μ = viscosity of the filtrate) 1/R S 1/μ All of these 1/R S 1/μ All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultrafine grinders operate principally by Slow compression Cutting action Attrition Impact Slow compression Cutting action Attrition Impact ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment for the transportation of 200 mesh size particles is a Belt conveyor Bucket elevator Screw conveyor Pneumatic conveyor Belt conveyor Bucket elevator Screw conveyor Pneumatic conveyor ANSWER DOWNLOAD EXAMIANS APP
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