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Mechanical Operations

Mechanical Operations
Vacuum is applied in __________ zone, in case of a general type continuous rotary drum vacuum filter.

Washing
Drying
All of these
Filtering

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Mechanical Operations
The reduction ratio for grinders is defined as(where, Df and Dp are average diameters of feed and product respectively).

None of these
Df - Dp
Dp/Df
Df/Dp

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Mechanical Operations
Which of the following is a continuous filter?

Shell and leaf filter
None of these
Cartridge filter
Plate and frame filter

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Mechanical Operations
A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end.

Compartment
Pebble
Rod
Tube

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Mechanical Operations
Which of the following is a vacuum filter?

Tank filter (Nutsch filter)
Rotary disc filter
Batch basket centrifuge
Filter press

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Mechanical Operations
The controlling resistance in a rotary drum vacuum filter is the __________ resistance.

None of these
Cake
Filter medium
Piping

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