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 __________ centrifuge is normally used in sugar mills. Perforated horizontal basket continuous Disc-bowl Suspended batch basket Tubular bowl Perforated horizontal basket continuous Disc-bowl Suspended batch basket Tubular bowl ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Solid particles separation based on the difference in their flow velocities through fluids is termed as the Sedimentation Clarification Classification Elutriation Sedimentation Clarification Classification Elutriation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Work index is defined as the Energy needed to crush one ton of feed to 100 microns Gross energy (kWh/ton of feed) needed to reduce very large feed to such a size that 80% of the product passes through a 100 micron screen Energy (kWh/ton of feed) needed to crush small feed to such a size that 80% of the product passes a 200 mesh screen Energy needed to crush one tonne of feed to 200 microns Energy needed to crush one ton of feed to 100 microns Gross energy (kWh/ton of feed) needed to reduce very large feed to such a size that 80% of the product passes through a 100 micron screen Energy (kWh/ton of feed) needed to crush small feed to such a size that 80% of the product passes a 200 mesh screen Energy needed to crush one tonne of feed to 200 microns ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an industrial screening equipment? Sharpies centrifuge Vibrating screen Trommel Grizzly Sharpies centrifuge Vibrating screen Trommel Grizzly ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations General mechanism of size reduction in intermediate and fine grinder is by Compression Impact and attrition Cutting action Compression and tearing Compression Impact and attrition Cutting action Compression and tearing ANSWER DOWNLOAD EXAMIANS APP
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