Mechanical Operations 200 mesh screen means 200 openings per Inch² Cm² Cm Inch Inch² Cm² Cm Inch ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A propeller agitator Runs at very slow speed (2 rpm) Produces mainly axial flow All of these Is used for mixing high viscosity pastes Runs at very slow speed (2 rpm) Produces mainly axial flow All of these Is used for mixing high viscosity pastes ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A cottrel precipitator makes use of the __________ for dusty air cleaning. Electric spark Corrona discharge None of these Alternating current Electric spark Corrona discharge None of these Alternating current ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Soft & non-abrasive materials can be made into fines by None of these Attrition Compression Cutting None of these Attrition Compression Cutting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The process opposite to 'dispersion' is termed as the Filtration None of these Flocculation Sedimentation Filtration None of these Flocculation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A centrifugal filtration unit operating at a rotational speed of w has inner surface of the liquid (density ρL) located at a radial distance R from the axis of rotation. The thickness of the liquid film is δ and no cake is formed. The initial pressure drop during filtration is ½w² . δρL (2R + δ) ½w² . δ² . ρL ½w² . R² . ρL ½w² . R . ρL(R + 2δ) ½w² . δρL (2R + δ) ½w² . δ² . ρL ½w² . R² . ρL ½w² . R . ρL(R + 2δ) ANSWER DOWNLOAD EXAMIANS APP
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