Mechanical Operations __________ mills are termed as impactors. Cage None of these Rolling-compression Hammer Cage None of these Rolling-compression Hammer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 0.1 to 2 5 to 10 50 to 70 20 to 25 0.1 to 2 5 to 10 50 to 70 20 to 25 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill compared to a ball mill Produces a coarser product Has a higher diameter/length ratio Has a higher length/diameter ratio Uses much larger balls Produces a coarser product Has a higher diameter/length ratio Has a higher length/diameter ratio Uses much larger balls ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Neither A nor B Impact and attrition Both A & B Tearing (shear) and compression Neither A nor B Impact and attrition Both A & B Tearing (shear) and compression 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 0.00184 0.0184 0.184 1.84 0.00184 0.0184 0.184 1.84 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). None of these Df/Dp Dp/Df Df - Dp None of these Df/Dp Dp/Df Df - Dp ANSWER DOWNLOAD EXAMIANS APP
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