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