Mechanical Operations Filtration of water in a paper mill is done by a/an __________ filter. Vacuum leaf Open sand Plate and frame Sparkler Vacuum leaf Open sand Plate and frame Sparkler 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 Bond's law Rittinger's law Kick's law None of these Bond's law Rittinger's law Kick's law ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Bucket elevators are not suitable for the vertical lifting of __________ materials. Free flowing Sticky (e.g. clay paste) Fine (e.g. - 200 mesh size coal) Small lumpy (e.g. grains and sand) Free flowing Sticky (e.g. clay paste) Fine (e.g. - 200 mesh size coal) Small lumpy (e.g. grains and sand) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Both A & B Neither A nor B Impact and attrition Tearing (shear) and compression Both A & B Neither A nor B Impact and attrition Tearing (shear) and compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In constant pressure filtration, Rate of filtration decreases with time Rate of filtration is constant Rate of filtration increases with time Resistance decreases with time Rate of filtration decreases with time Rate of filtration is constant Rate of filtration increases with time Resistance decreases with time ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate does not depend upon the Resistance of the cake & the septum Properties of the cake & the filtrate None of these Pressure drop & area of filtering surface Resistance of the cake & the septum Properties of the cake & the filtrate None of these Pressure drop & area of filtering surface ANSWER DOWNLOAD EXAMIANS APP
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