Mechanical Operations The opening of a 200 mesh screen (Taylor series) is 0.0074 cm 0.0047 cm 0.0074 mm 74 mili-microns 0.0074 cm 0.0047 cm 0.0074 mm 74 mili-microns ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gold ore concentration is mostly done using Elutriation Jigging Froth floatation Tabling Elutriation Jigging Froth floatation Tabling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rod mills employed for grinding Is useful for handling sticky materials Employ a steel shell having L/D ratio of 1.5 to 3.0 Employ steel rods of 2-12 cms diameter extending over full length of the mill All of these Is useful for handling sticky materials Employ a steel shell having L/D ratio of 1.5 to 3.0 Employ steel rods of 2-12 cms diameter extending over full length of the mill All of these ANSWER DOWNLOAD EXAMIANS APP
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 10 atm 200°C and 5 atm 500°C and 50 atm 1000°C and 500 atm 1000°C and 10 atm 200°C and 5 atm 500°C and 50 atm 1000°C and 500 atm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Highly viscous liquids & pastes are agitated by Propellers Turbine agitators None of these Multiple blade paddles Propellers Turbine agitators None of these Multiple blade paddles ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Angle of nip of the crushing rolls does not depend upon the Speed of the rolls Product size Diameter of the rolls Feed size Speed of the rolls Product size Diameter of the rolls Feed size ANSWER DOWNLOAD EXAMIANS APP