Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Increases May increase or decrease; depends on the machine Decreases Remains unchanged Increases May increase or decrease; depends on the machine Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Angle of nip of the crushing rolls does not depend upon the Feed size Speed of the rolls Product size Diameter of the rolls Feed size Speed of the rolls Product size Diameter of the rolls ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Two particles are called to be equal settling, if they are having the same. Specific gravity Size Terminal velocities in the same fluid & in the same field of force None of these Specific gravity Size Terminal velocities in the same fluid & in the same field of force None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of solid particles based on their densities is called Sizing Clarification Dispersion Sorting Sizing Clarification Dispersion Sorting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For efficient grinding, ball mills must be operated At a speed equal to the critical speed With minimum possible small balls At a speed less than the critical speed At a speed more than the critical speed At a speed equal to the critical speed With minimum possible small balls At a speed less than the critical speed At a speed more than the critical speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the specific surface shape factor is given by D/V AD/V √(AD/V) A/V D/V AD/V √(AD/V) A/V ANSWER DOWNLOAD EXAMIANS APP
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