Mechanical Operations Which of the following conveyors cannot be recommended for transportation of abrasive materials? Flight conveyor Chain conveyor Apron conveyor Belt conveyor Flight conveyor Chain conveyor Apron conveyor Belt conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of __________ is accomplished in steam heated rollers and roll crushers. Gums Waxes Resins Hard rubber Gums Waxes Resins Hard rubber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations As per Taggart's formula, the capacity (kg/hr) of Jaw & Gyratory crushers (for gapes of 10 to 60 cms) is equal to (where, L = Length of feed opening, cms S = Maximum width of discharge opening, cms ) 250 LS √LS 93 LS LS 250 LS √LS 93 LS LS 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? Cresylic acid Sodium carbonate Copper sulphate Calcium carbonate Cresylic acid Sodium carbonate Copper sulphate Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most common filter aid is Calcium silicate Silica gel Diatomaceous earth Sodium carbonate Calcium silicate Silica gel Diatomaceous earth Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
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