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 In bag filters, filter fabrics are never made of Cotton fibres Metallic wire woven mesh Polyester fibres Nylon fibres Cotton fibres Metallic wire woven mesh Polyester fibres Nylon fibres ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following gives the crushing energy required to create new surface ? Taggarts rule Rittinger's law Fick's law None of these Taggarts rule Rittinger's law Fick's law None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following oxides is not present in hematite iron ore? Manganese oxide Cobalt oxide Titanium oxide Calcium oxide Manganese oxide Cobalt oxide Titanium oxide Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Non-metallic ores Asbestos & mica Metalliferrous ores Basic slags Non-metallic ores Asbestos & mica Metalliferrous ores Basic slags ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen efficiency is Recovery Recovery/rejection None of these Rejection Recovery Recovery/rejection None of these Rejection ANSWER DOWNLOAD EXAMIANS APP
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