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. Resins Hard rubber Gums Waxes Resins Hard rubber Gums Waxes 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 √LS 93 LS 250 LS LS √LS 93 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? Calcium carbonate Sodium carbonate Cresylic acid Copper sulphate Calcium carbonate Sodium carbonate Cresylic acid Copper sulphate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most common filter aid is Silica gel Sodium carbonate Calcium silicate Diatomaceous earth Silica gel Sodium carbonate Calcium silicate Diatomaceous earth ANSWER DOWNLOAD EXAMIANS APP
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