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 √LS 93 LS LS 250 LS √LS 93 LS ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following gives the work required for size reduction of coal to -200 mesh in a ball mill most accurately ? None of these Kick's law Bond's law Rittinger's law None of these Kick's law Bond's law Rittinger's law ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals. None of these Separation efficiency Concentration ratio Selectivity index None of these Separation efficiency Concentration ratio Selectivity index ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Soft & non-abrasive materials can be made into fines by Compression Cutting None of these Attrition Compression Cutting None of these Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Taggart's rule for selecting between a gyratory crusher and a jaw crusher; the later should be used, if the hourly tonnage to be crushed divided by the square of the gape expressed in cm is less than 0.184 0.0184 0.00184 1.84 0.184 0.0184 0.00184 1.84 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The work index in Bond's law for crushing of solids has the following dimensions KWh/ton No units (dimensionless) KWh.m1/2/ton KW/ton KWh/ton No units (dimensionless) KWh.m1/2/ton KW/ton ANSWER DOWNLOAD EXAMIANS APP
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