Mechanical Operations Which of the following is not used as a surface active agent in a flocculation operation? Alumina Lime Quartz Sodium silicate Alumina Lime Quartz Sodium silicate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In screen analysis, the notation +5 mm/-10 mm means particles passing through Neither 5 mm nor 10 mm screen 10 mm screen and retained on 5 mm screen 5 mm screen and retained on 10 mm screen Both 5 mm and 10 mm screens Neither 5 mm nor 10 mm screen 10 mm screen and retained on 5 mm screen 5 mm screen and retained on 10 mm screen Both 5 mm and 10 mm screens ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. None of these Tailing Concentrate Middling None of these Tailing Concentrate Middling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Specific gravities Shape Wettability None of these Specific gravities Shape Wettability None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following may prove unsuitable for filtering volatile liquids? Pressure filter Vacuum filter Gravity filter Centrifugal filter Pressure filter Vacuum filter Gravity filter Centrifugal filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ conveyor is the most suitable for long distance transportation of cold, non-abrasive granular/irregular shape/fine materials. Apron Bucket Screw Belt Apron Bucket Screw Belt ANSWER DOWNLOAD EXAMIANS APP
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