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Mechanical Operations

Mechanical Operations
__________ mill is not a revolving mill.

Tube
Compartment
Cage
Pebble

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Mechanical Operations
Equivalent diameter of a particle is the diameter of the sphere having the same

Volume as the particle
Ratio of surface to volume as the actual volume
Ratio of volume to surface as the particle
None of these

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Mechanical Operations
There is practically no alternative/competitor to __________ in the beneficiation treatment of sulphide ores.

Froth floatation
Jigging
Tabling
Classification

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Mechanical Operations
Which of the following minerals is not subjected to magnetic separation method?

Rutile
Siderite
Chromite
Galena

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Mechanical Operations
Capacity (in tons/hr) of jaw/gyratory crusher is equal to (where, L = length of the receiving opening, cm S = greater width of the discharge opening, cm)

0.087 L.S
L.S
L.S/0.087
0.01 L.S

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Mechanical Operations
Mixing of light fine powder such as insecticides is done by

Impact wheels
Pug mill
Banbery mixer
Kneader

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