Mechanical Operations There is practically no alternative/competitor to __________ in the beneficiation treatment of sulphide ores. Jigging Tabling Froth floatation Classification Jigging Tabling Froth floatation Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a __________ conveyor. Screw Slat Drag Ribbon Screw Slat Drag Ribbon ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Specific surface area is the surface area of a unit __________ of materials. Weight Neither A nor B Either A or B Volume Weight Neither A nor B Either A or B Volume ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following gives the work required for size reduction of coal to -200 mesh in a ball mill most accurately ? Rittinger's law None of these Bond's law Kick's law Rittinger's law None of these Bond's law Kick's law ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of grinding in a ball mill Wet grinding achieves a finer product size than dry grinding Its capacity decreases with increasing fineness of the products All of these Grinding cost and power requirement increases with increasing fineness of the products Wet grinding achieves a finer product size than dry grinding Its capacity decreases with increasing fineness of the products All of these Grinding cost and power requirement increases with increasing fineness of the products ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations increasing the capacity of a screen __________ the screen effectiveness. None of these Decreases Increases Does not effect None of these Decreases Increases Does not effect ANSWER DOWNLOAD EXAMIANS APP
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