Mechanical Operations Which of the following is not an industrial screening equipment? Grizzly Vibrating screen Sharpies centrifuge Trommel Grizzly Vibrating screen Sharpies centrifuge Trommel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The maximum slope of a belt conveyor can be 30° 60° 45° 15° 30° 60° 45° 15° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultra centrifuges are used for the separation of __________ solid particles. Dissolved Coarse Colloidal Fine Dissolved Coarse Colloidal Fine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Frother Activator Modifier Collector Frother Activator Modifier Collector ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Activators are those chemicals which help buoying up one mineral in preference to the other in the froth floatation process. Which of the following is an activator? Copper sulphate Cresylic acid Calcium carbonate Sodium carbonate Copper sulphate Cresylic acid Calcium carbonate Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is 22.1 μm/s 0.90 μm/s 0.02 μm/s 1 μm/s 22.1 μm/s 0.90 μm/s 0.02 μm/s 1 μm/s ANSWER DOWNLOAD EXAMIANS APP
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