Mechanical Operations The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the Feed material Both A & B Type of crushing machine Neither A nor B Feed material Both A & B Type of crushing machine Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an industrial screening equipment? Trommel Vibrating screen Sharpies centrifuge Grizzly Trommel Vibrating screen Sharpies centrifuge Grizzly ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Froth floatation is the most suitable for treating Quartzite Sulphide ores Iron ores None of these Quartzite Sulphide ores Iron ores None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Range of compressibility co-efficient of the commercial compressible cake obtained in filtration operation is 0.2 to 0.4 0.01 to 0.1 0.2 to 0.8 0.1 to 0.3 0.2 to 0.4 0.01 to 0.1 0.2 to 0.8 0.1 to 0.3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? ∞ 1 0.5 ∞ 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gravity stamp mill is meant for the __________ crushing. Intermediate Primary Ultrafine Fine Intermediate Primary Ultrafine Fine ANSWER DOWNLOAD EXAMIANS APP
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