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Mechanical Operations

Mechanical Operations
__________ conveyor is the most suitable for long distance transportation of cold, non-abrasive granular/irregular shape/fine materials.

Bucket
Belt
Screw
Apron

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Mechanical Operations
Wheat is ground into flour in a

Roller crusher
Impact mill
Fluid energy mill
Hammer crusher

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Mechanical Operations
Use of baffles in agitators help in minimising the __________ tendency.

Neither A nor B
Vortexing
Both A & B
Swirling

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Mechanical Operations
Filter aid is used to

Increase the porosity of the cake
Act as a support base for the septum
Decrease the pressure drop
Increase the rate of filtration

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Mechanical Operations
Filtration should be stopped in a filter press, if the

Liquor stops flowing out to the discharge
Cake becomes very dense
Filtration pressure rises suddenly
Both A & B

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Mechanical Operations
The capacity of a pneumatic conveying system depends upon the

Diameter of the conveying line
Pressure of the conveying air
Bulk density of materials
All of these

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