Mechanical Operations

A widely used size reduction equipment for ______________ is Bradford breaker?

Byadmin February 18, 2019August 23, 2021

A widely used size reduction equipment for ______________ is Bradford breaker?

A. Talc
B. Coal
C. Iron core
D. Wheat

Mechanical Operations

In a ball mill, the volume occupied by the balls (when the mill is stopped) is about _______________ percent of the volume of the mill?

In a ball mill, the volume occupied by the balls (when the mill is stopped) is about _______________ percent of the volume of the mill?

A. 35
B. 50
C. 70
D. 85

Read More In a ball mill, the volume occupied by the balls (when the mill is stopped) is about _______________ percent of the volume of the mill?
Mechanical Operations

Shape factor for a cylinder whose length equals its diameter is_________________?

Shape factor for a cylinder whose length equals its diameter is_________________?

A. 1.5
B. 0.5
C. 1.0
D. 2.0

Read More Shape factor for a cylinder whose length equals its diameter is_________________?
Mechanical Operations

The reduction ratio for fine grinders is_____________?

The reduction ratio for fine grinders is_____________?

A. 5-10
B. 10-20
C. 20-40
D. As high as 100

Read More The reduction ratio for fine grinders is_____________?
Mechanical Operations

General mechanism of size reduction in intermediate and fine grinder is by __________________?

General mechanism of size reduction in intermediate and fine grinder is by __________________?

A. Cutting action
B. Compression
C. Compression and tearing
D. Impact and attrition

Read More General mechanism of size reduction in intermediate and fine grinder is by __________________?
Mechanical Operations

Which of the following is the most suitable for handling fibrous and dense slurries ?

Which of the following is the most suitable for handling fibrous and dense slurries ?

A. Propeller agitator
B. Cone type agitator
C. Turbine agitator
D. Radial propeller agitator

Read More Which of the following is the most suitable for handling fibrous and dense slurries ?
Mechanical Operations

Cartridge filters are termed as ‘edge’ filters, because of the fact that the_________________?

Cartridge filters are termed as ‘edge’ filters, because of the fact that the_________________?

A. Disks have very sharp edge
B. Solids are not deposited at the edge of the disk
C. Bulk of the solids are removed at the periphery of the disks
D. None of these

Read More Cartridge filters are termed as ‘edge’ filters, because of the fact that the_________________?