Mechanical Operations Which of the following conveyors cannot be recommended for transportation of abrasive materials? Flight conveyor Belt conveyor Chain conveyor Apron conveyor Flight conveyor Belt conveyor Chain conveyor Apron conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of __________ is accomplished in steam heated rollers and roll crushers. Waxes Gums Resins Hard rubber Waxes Gums 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 ) √LS 250 LS 93 LS LS √LS 250 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? Copper sulphate Cresylic acid Calcium carbonate Sodium carbonate Copper sulphate Cresylic acid Calcium carbonate Sodium carbonate 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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