Mechanical Operations Filter medium resistance is that offered by the Filter cloth and the embedded particle collectively Filter cloth None of these Embedded particles in the septum Filter cloth and the embedded particle collectively Filter cloth None of these Embedded particles in the septum ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μrn is 18 kWh/ton 6.35 kWh/ton 25.4 kWh/ton 9.0 kWh/ton 18 kWh/ton 6.35 kWh/ton 25.4 kWh/ton 9.0 kWh/ton 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? Calcium carbonate Sodium carbonate Cresylic acid Copper sulphate Calcium carbonate Sodium carbonate Cresylic acid Copper sulphate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter (d) as √d 1/d D² D √d 1/d D² D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following conveyors cannot be recommended for transportation of abrasive materials? Flight conveyor Chain conveyor Belt conveyor Apron conveyor Flight conveyor Chain conveyor Belt conveyor Apron conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In the cyclone separator used for separation of dust from dust laden gas, the gas Is admitted tangentially at high velocity Enters the cyclone from the top Develops a helical motion inside the chamber Both B and C Is admitted tangentially at high velocity Enters the cyclone from the top Develops a helical motion inside the chamber Both B and C ANSWER DOWNLOAD EXAMIANS APP
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