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Mechanical Operations

__________ conveyor is the most suitable for short distance transportation of non-abrasive loose materials like garbage, grain, food wastes etc?

Mechanical Operations /
__________ conveyor is the most suitable for short distance transportation of non-abrasive loose materials like garbage, grain, food wastes etc?

A. Flight
B. Screw
C. Drag
D. Belt

__________ conveyor is the most suitable for short distance transportation of non-abrasive loose materials like garbage, grain, food wastes etc? Read More »

Mechanical Operations

Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their_________________?

Mechanical Operations /
Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their_________________?

A. Particle sizes
B. Densities
C. Terminal velocities
D. None of these

Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their_________________? Read More »

Mechanical Operations

Work index is defined as the_________________?

Mechanical Operations /
Work index is defined as the_________________?

A. 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
B. Energy needed to crush one tonne of feed to 200 microns
C. Energy (kWh/ton of feed) needed to crush small feed to such a size that 80% of the product
passes a 200 mesh screen
D. Energy needed to crush one ton of feed to 100 microns

Work index is defined as the_________________? Read More »

Mechanical Operations