Mechanical Operations Which of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid? Sand bed filter Plate and frame filter press Batch basket centrifuge Vacuum filter Sand bed filter Plate and frame filter press Batch basket centrifuge Vacuum filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The operating speed of a ball mill should be __________ the critical speed. Less than Much more than Slightly more than At least equal to Less than Much more than Slightly more than At least equal to ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a roll crusher, the specific power consumption and the production rate is affected by the Neither A nor B Differential roll speed Both A & B Reduction ratio Neither A nor B Differential roll speed Both A & B Reduction ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tabular bowl centrifuges as compared to disk bowl centrifuges Operate at higher speed Can't be used for separation of fine suspended solids from a liquid Can not be operated under pressure/vacuum Employ bowl of larger diameter Operate at higher speed Can't be used for separation of fine suspended solids from a liquid Can not be operated under pressure/vacuum Employ bowl of larger diameter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Laminar flow region is said to exist during agitation of a liquid in an agitator, when the value of Reynolds number is >10 >100 >10 >100 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pine oil and cresylic acid are used as __________ in the froth floatation process. Frother Conditioner Depressor Collector Frother Conditioner Depressor Collector ANSWER DOWNLOAD EXAMIANS APP