Size reduction of fibrous materials like wood, asbestos, mica etc. is done by a disintegrator exemplified by the _________________?

Byadmin February 18, 2019August 22, 2021

Size reduction of fibrous materials like wood, asbestos, mica etc. is done by a disintegrator exemplified by the _________________?

A. Blake jaw crusher
B. Cage mill
C. Stamp mill
D. Bradford’s breaker

Mechanical Operations

Which of the following is not an ultrafine grinder (colloid mill) ?

Which of the following is not an ultrafine grinder (colloid mill) ?

A. Micronizers
B. Agitated mills and fluid energy mills
C. Toothed roll crusher
D. Hammer mills with internal classification

Read More Which of the following is not an ultrafine grinder (colloid mill) ?
Mechanical Operations

Maximum size reduction in a fluid energy mill is achieved by___________________?

Maximum size reduction in a fluid energy mill is achieved by___________________?

A. Compression
B. Interparticle attrition
C. Cutting
D. Impact

Read More Maximum size reduction in a fluid energy mill is achieved by___________________?
Mechanical Operations

Horsepower required for a roll crusher is directly proportional to its__________________?

Horsepower required for a roll crusher is directly proportional to its__________________?

A. Reduction ratio
B. Capacity
C. Both A. & B.
D. Neither A. nor B.

Read More Horsepower required for a roll crusher is directly proportional to its__________________?
Mechanical Operations

The ratio of the actual mesh dimension of Taylor series to that of the next smaller screen is_______________?

The ratio of the actual mesh dimension of Taylor series to that of the next smaller screen is_______________?

A. 2
B. √2
C. 1.5
D. √3

Read More The ratio of the actual mesh dimension of Taylor series to that of the next smaller screen is_______________?
Mechanical Operations

The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an______________?

The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an______________?

A. Bag filter
B. Electrostatic precipitator
C. Cyclone separator
D. Wet scrubber

Read More The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an______________?
Mechanical Operations

In a size reduction crushing operation, feed size is 100 to 300 mm. while the product size is 10 to 50 mm. This is a case of the _____________ crushing?

In a size reduction crushing operation, feed size is 100 to 300 mm. while the product size is 10 to 50 mm. This is a case of the _____________ crushing?

A. Primary
B. Secondary
C. Fine
D. Ultrafine

Read More In a size reduction crushing operation, feed size is 100 to 300 mm. while the product size is 10 to 50 mm. This is a case of the _____________ crushing?

Similar Posts