Mechanical Operations Which of the following conveyors cannot be recommended for transportation of abrasive materials? Chain conveyor Belt conveyor Flight conveyor Apron conveyor Chain conveyor Belt conveyor Flight conveyor Apron conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of __________ is accomplished in steam heated rollers and roll crushers. Resins Waxes Gums Hard rubber Resins Waxes Gums 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? Calcium carbonate Copper sulphate Sodium carbonate Cresylic acid Calcium carbonate Copper sulphate Sodium carbonate Cresylic acid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most common filter aid is Sodium carbonate Calcium silicate Diatomaceous earth Silica gel Sodium carbonate Calcium silicate Diatomaceous earth Silica gel ANSWER DOWNLOAD EXAMIANS APP
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