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Mechanical Operations

Mechanical Operations
To get a fine talc powder from its granules, the equipment used is

Ball mill
Jaw crusher
Roller crusher
Gyratory crusher

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Mechanical Operations
In a grinding operation, the limiting particle size is the size of the __________ particle in the sample.

Smallest
Either A or B
Neither A nor B
Largest

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Mechanical Operations
Screen capacity is expressed in terms of

Tons/ft²
Both A & B
Tons/hr
Tons/hr-ft²

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Mechanical Operations
__________ is a cohesive solid.

Wheat
Wet clay
Sand
None of these

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Mechanical Operations
Kick's law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick's constant is

KWh/sec. kg
KW. sec/kg
Kg/sec
KWh/kg

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Mechanical Operations
__________ mills fall in the category of tumbling mills,

Rod and tube
Compartment
All of these
Ball and pebble

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