Mechanical Operations Screen capacity is proportional to (where, S = screen aperture) S² S 1/S √S S² S 1/S √S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A cottrel precipitator makes use of the __________ for dusty air cleaning. Alternating current Corrona discharge None of these Electric spark Alternating current Corrona discharge None of these Electric spark ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which is the most suitable conveyor for transportation of sticky material? Pneumatic conveyor Screw conveyor Belt conveyor Apron conveyor Pneumatic conveyor Screw conveyor Belt conveyor Apron conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? ∞ 1 0.5 ∞ 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In closed circuit grinding as compared to open circuit grinding, the Specific surface of product is more Production rate at a given limiting size is lower Operation is economical Product has lesser size uniformity Specific surface of product is more Production rate at a given limiting size is lower Operation is economical Product has lesser size uniformity 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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