Work index is the gross energy (kWh/tonne of feed) necessary to reduce a very large feed to such a size that 80% of product particles will pass through a 0.1 mm screen. The value of work index determined for wet grinding should be multiplied with __________ to get the same for dry grinding.

Mechanical Operations
Work index is the gross energy (kWh/tonne of feed) necessary to reduce a very large feed to such a size that 80% of product particles will pass through a 0.1 mm screen. The value of work index determined for wet grinding should be multiplied with __________ to get the same for dry grinding.

1

4.34

0.5

1.34

1

4.34

0.5

1.34

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
Which of the following is not a part of the Blake jaw crusher?

Hanger

Pitman

Toggles

Check plates

Hanger

Pitman

Toggles

Check plates

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
For achieving maximum capacity of the ball mill, the ball charge should be equal to about __________ percent of the ball mill volume.

10

25

75

50

10

25

75

50

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
Percentage of drum submerged in the slurry in case of rotary drum filter is

25

30

85

3

25

30

85

3

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
For spheres, volume shape factor is given by

π/6(=V/D³)

π(=A/D²)

2π(=2A/D²)

AD/V

π/6(=V/D³)

π(=A/D²)

2π(=2A/D²)

AD/V

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
Filter medium resistance is that offered by the

Filter cloth

Filter cloth and the embedded particle collectively

None of these

Embedded particles in the septum

Filter cloth

Filter cloth and the embedded particle collectively

None of these

Embedded particles in the septum

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations

Mechanical Operations Which of the following is not a part of the Blake jaw crusher?

Mechanical Operations For achieving maximum capacity of the ball mill, the ball charge should be equal to about __________ percent of the ball mill volume.

Mechanical Operations Percentage of drum submerged in the slurry in case of rotary drum filter is

Mechanical Operations For spheres, volume shape factor is given by

Mechanical Operations Filter medium resistance is that offered by the

Mechanical Operations
Which of the following is not a part of the Blake jaw crusher?

Mechanical Operations
For achieving maximum capacity of the ball mill, the ball charge should be equal to about __________ percent of the ball mill volume.

Mechanical Operations
Percentage of drum submerged in the slurry in case of rotary drum filter is

Mechanical Operations
For spheres, volume shape factor is given by

Mechanical Operations
Filter medium resistance is that offered by the