Rittinger number which designates the new surface prduced per unit of mechanical energy absorbed by the material being crushed, depends on the

Mechanical Operations
Rittinger number which designates the new surface prduced per unit of mechanical energy absorbed by the material being crushed, depends on the

All of these

Elastic constant of the material

State or manner of application of the crushing force

Ultimate strength of the material

All of these

Elastic constant of the material

State or manner of application of the crushing force

Ultimate strength of the material

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Mechanical Operations
Feed size of ≥ 25 cms can be accepted by

Rod mill

Ball mill

Jaw crusher

Fluid energy mill

Rod mill

Ball mill

Jaw crusher

Fluid energy mill

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Mechanical Operations
For sizing of fine materials, the most suitable equipment is a

Shaking screen

Vibrating screen

Trommel

Grizzly

Shaking screen

Vibrating screen

Trommel

Grizzly

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Mechanical Operations
Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of 'scrappers'?

Screw conveyor

Bucket conveyor

Both B and C

Flight conveyor

Screw conveyor

Bucket conveyor

Both B and C

Flight conveyor

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Mechanical Operations
Ore concentration by jigging is based on the difference in the __________ of the particles.

None of these

Shape

Specific gravities

Wettability

None of these

Shape

Specific gravities

Wettability

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Mechanical Operations
Work index is defined as the

Energy needed to crush one ton of feed to 100 microns

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

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 needed to crush one ton of feed to 100 microns

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

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

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Mechanical Operations

Mechanical Operations Rittinger number which designates the new surface prduced per unit of mechanical energy absorbed by the material being crushed, depends on the

Mechanical Operations Feed size of ≥ 25 cms can be accepted by

Mechanical Operations For sizing of fine materials, the most suitable equipment is a

Mechanical Operations Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of 'scrappers'?

Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles.

Mechanical Operations Work index is defined as the

Mechanical Operations
Rittinger number which designates the new surface prduced per unit of mechanical energy absorbed by the material being crushed, depends on the

Mechanical Operations
Feed size of ≥ 25 cms can be accepted by

Mechanical Operations
For sizing of fine materials, the most suitable equipment is a

Mechanical Operations
Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of 'scrappers'?

Mechanical Operations
Ore concentration by jigging is based on the difference in the __________ of the particles.

Mechanical Operations
Work index is defined as the