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Mechanical Operations

Mechanical Operations
200 mesh seive size corresponds to __________ microns.

24
200
154
74

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Mechanical Operations
Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a __________ conveyor.

Ribbon
Screw
Drag
Slat

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Mechanical Operations
Use of 'grinding aids' is done in __________ grinding.

Ultrafine
Intermediate
Dry
Wet

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

Ball mill
Gyratory crusher
Roller crusher
Jaw crusher

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Mechanical Operations
The speed of a rotary drum vacuum filter may be about __________ rpm.

100
50
1
500

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Mechanical Operations
Range of compressibility co-efficient of the commercial compressible cake obtained in filtration operation is

0.01 to 0.1
0.2 to 0.4
0.1 to 0.3
0.2 to 0.8

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