Higher is the mesh number, smaller will be the aperture size of the screen. It means that the aperture size of a 200 mesh screen will be smaller than that of 20 mesh screen. This is valid for

Mechanical Operations
Higher is the mesh number, smaller will be the aperture size of the screen. It means that the aperture size of a 200 mesh screen will be smaller than that of 20 mesh screen. This is valid for

American standard screens (ASTM and Tyler standard screens)

All of these

German standard screens (DIN 1171) etc

British standard screens

American standard screens (ASTM and Tyler standard screens)

All of these

German standard screens (DIN 1171) etc

British standard screens

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Mechanical Operations
__________ is used for producing a thick suspension from a thin slurry.

Cartridge filter

Pressure filter thickener

Rotary drum vacuum filter

Plate and frame filter press

Cartridge filter

Pressure filter thickener

Rotary drum vacuum filter

Plate and frame filter press

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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

KWh/sec. kg

KW. sec/kg

Kg/sec

KWh/kg

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Mechanical Operations
Pine oil and cresylic acid are used as __________ in the froth floatation process.

Collector

Frother

Conditioner

Depressor

Collector

Frother

Conditioner

Depressor

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Mechanical Operations
Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them.

Jaw crusher, Ball mill, Fluid energy mill

Fluid energy mill, Ball mill, Jaw crusher

Ball mill, Jaw crusher, Fluid energy mill

Fluid energy mill, Jaw crusher, Ball mill

Jaw crusher, Ball mill, Fluid energy mill

Fluid energy mill, Ball mill, Jaw crusher

Ball mill, Jaw crusher, Fluid energy mill

Fluid energy mill, Jaw crusher, Ball mill

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Mechanical Operations
Which of the following can be most effectively used for clarification of lube oil and printing ink?

Sparkler filter

Precoat filter

Sharpies supercentrifuge

Disc-bowl centrifuge

Sparkler filter

Precoat filter

Sharpies supercentrifuge

Disc-bowl centrifuge

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Mechanical Operations

Mechanical Operations Higher is the mesh number, smaller will be the aperture size of the screen. It means that the aperture size of a 200 mesh screen will be smaller than that of 20 mesh screen. This is valid for

Mechanical Operations __________ is used for producing a thick suspension from a thin slurry.

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

Mechanical Operations Pine oil and cresylic acid are used as __________ in the froth floatation process.

Mechanical Operations Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them.

Mechanical Operations Which of the following can be most effectively used for clarification of lube oil and printing ink?

Mechanical Operations
Higher is the mesh number, smaller will be the aperture size of the screen. It means that the aperture size of a 200 mesh screen will be smaller than that of 20 mesh screen. This is valid for

Mechanical Operations
__________ is used for producing a thick suspension from a thin slurry.

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

Mechanical Operations
Pine oil and cresylic acid are used as __________ in the froth floatation process.

Mechanical Operations
Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them.

Mechanical Operations
Which of the following can be most effectively used for clarification of lube oil and printing ink?