Mechanical Operations Which of the following is used for primary crushing of very hard lumpy materials? Tube mill Gyratory crusher Ball mill Toothed roll crusher Tube mill Gyratory crusher Ball mill Toothed roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them. Jaw crusher, Ball mill, Fluid energy mill Fluid energy mill, Ball mill, Jaw crusher Fluid energy mill, Jaw crusher, Ball mill Ball mill, Jaw crusher, Fluid energy mill Jaw crusher, Ball mill, Fluid energy mill Fluid energy mill, Ball mill, Jaw crusher Fluid energy mill, Jaw crusher, Ball mill Ball mill, Jaw crusher, Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. 50 0.014 0.007 0.3 50 0.014 0.007 0.3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations increasing the capacity of a screen __________ the screen effectiveness. Decreases None of these Increases Does not effect Decreases None of these Increases Does not effect ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To remove dirt from the flowing fluid, we use a Gravity settler Coagulant Strains Clarifier Gravity settler Coagulant Strains Clarifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is 0.68 0.62 0.58 0.5 0.68 0.62 0.58 0.5 ANSWER DOWNLOAD EXAMIANS APP
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