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

Ultimate strength of the material

State or manner of application of the crushing force

All of these

Elastic constant of the material

Ultimate strength of the material

State or manner of application of the crushing force

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Mechanical Operations
The ratio of the area of openings in one screen (Taylor series) to that of the openings in the next smaller screen is

1

1.5

?2

None of these

1

1.5

?2

None of these

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Mechanical Operations
In a size reduction crushing operation, feed size is 300 to 1500 mm while the product size is 100 to 300 mm. This is a case of the __________ crushing.

Primary

Fine

Ultrafine

Secondary

Primary

Fine

Ultrafine

Secondary

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Mechanical Operations
Where the density difference of the two liquid phase to be separated is very small (as in milk cream separator), the most suitable separator is a

Sharpies supercentrifuge

Batch basket centrifuge

Sparkler filter

Disc bowl centrifuge

Sharpies supercentrifuge

Batch basket centrifuge

Sparkler filter

Disc bowl centrifuge

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Mechanical Operations
The value of 'angle of nip' is generally about

52°

64°

32°

16°

52°

64°

32°

16°

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Mechanical Operations
Energy consumed for crushing one ton of material ranges from __________ kWh.

4 to 5

0.5 to 1.5

0.01 to 0.1

2 to 3.5

4 to 5

0.5 to 1.5

0.01 to 0.1

2 to 3.5

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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 The ratio of the area of openings in one screen (Taylor series) to that of the openings in the next smaller screen is

Mechanical Operations In a size reduction crushing operation, feed size is 300 to 1500 mm while the product size is 100 to 300 mm. This is a case of the __________ crushing.

Mechanical Operations Where the density difference of the two liquid phase to be separated is very small (as in milk cream separator), the most suitable separator is a

Mechanical Operations The value of 'angle of nip' is generally about

Mechanical Operations Energy consumed for crushing one ton of material ranges from __________ kWh.

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
The ratio of the area of openings in one screen (Taylor series) to that of the openings in the next smaller screen is

Mechanical Operations
In a size reduction crushing operation, feed size is 300 to 1500 mm while the product size is 100 to 300 mm. This is a case of the __________ crushing.

Mechanical Operations
Where the density difference of the two liquid phase to be separated is very small (as in milk cream separator), the most suitable separator is a

Mechanical Operations
The value of 'angle of nip' is generally about

Mechanical Operations
Energy consumed for crushing one ton of material ranges from __________ kWh.