Mechanical Operations Electrical energy consumed by a jaw crusher is not a function of the Machine capacity None of these Average product size Average feed size Machine capacity None of these Average product size Average feed size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a ball mill, the volume occupied by the balls (when the mill is stopped) is about __________ percent of the volume of the mill. 70 50 85 35 70 50 85 35 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following oxides is not present in hematite iron ore? Manganese oxide Calcium oxide Cobalt oxide Titanium oxide Manganese oxide Calcium oxide Cobalt oxide Titanium oxide ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The reduction ratio for grinders is defined as(where, Df and Dp are average diameters of feed and product respectively). Dp/Df Df/Dp None of these Df - Dp Dp/Df Df/Dp None of these Df - Dp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is the most suitable for separation of non-friable crystals. Tubular bowl Suspended batch basket Perforated horizontal basket continuous Disc-bowl Tubular bowl Suspended batch basket Perforated horizontal basket continuous Disc-bowl ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. None of these Tailing Concentrate Middling None of these Tailing Concentrate Middling ANSWER DOWNLOAD EXAMIANS APP
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