Mechanical Operations Dust collection efficiency of electrostatic precipitator can be as high as 99.9%. Maximum temperature and pressure of dust laden gas that can be cleaned in an electrostatic precipitator is respectively. 1000°C and 500 atm 500°C and 50 atm 1000°C and 10 atm 200°C and 5 atm 1000°C and 500 atm 500°C and 50 atm 1000°C and 10 atm 200°C and 5 atm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of materials of the same density based on their sizes by using then-different rates of flow is called Sizing Elutriation Sorting Flocculation Sizing Elutriation Sorting Flocculation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Length/diameter ratio of a ball mill is 1 1.5 > 1 < 1 1 1.5 > 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Non-metallic ores Basic slags Metalliferrous ores Asbestos & mica Non-metallic ores Basic slags Metalliferrous ores Asbestos & mica ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mechanical conveyors does not come under the division 'carriers'? Belt conveyor Screw conveyor Bucket elevator Apron conveyor Belt conveyor Screw conveyor Bucket elevator Apron conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The capacity of a pneumatic conveying system depends upon the Pressure of the conveying air All of these Diameter of the conveying line Bulk density of materials Pressure of the conveying air All of these Diameter of the conveying line Bulk density of materials ANSWER DOWNLOAD EXAMIANS APP
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