Mechanical Operations Which of the following is a fine crusher? Gyratory crusher Blake jaw crusher Toothed roll crusher Dodge jaw crusher Gyratory crusher Blake jaw crusher Toothed roll crusher Dodge jaw crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration capacity of a rotary drum vacuum filter depends upon the Neither A nor B Both A & B Characteristics of the feed slurry Cake thickness Neither A nor B Both A & B Characteristics of the feed slurry Cake thickness ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is 0.58 0.68 0.5 0.62 0.58 0.68 0.5 0.62 ANSWER DOWNLOAD EXAMIANS APP
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 Neither A nor B Type of crushing machine Feed material Both A & B Neither A nor B Type of crushing machine Feed material Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cake resistance is None of these Independent of pressure drop Important in the beginning of filtration Decreased with the time of filtration None of these Independent of pressure drop Important in the beginning of filtration Decreased with the time of filtration 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
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